Category Archives: Projects

800 GPH! Utility Pump by FREESEA – $20.79 w/20% off coupon + Draft Line Cleaning Builds

FREESEA Fountain Submersible Water Pump: 800GPH 45W Adjustable Ultra Quiet Aquarium Pump with 3 Nozzles 10ft High Lift for Small Pond | Fish tank | Waterfall | Outdoor | Hydroponics

FREESEA Fountain Submersible Water Pump: 800GPH 45W Adjustable Ultra Quiet Aquarium Pump with 3 Nozzles 10ft High Lift for Small Pond | Fish tank | Waterfall | Outdoor | Hydroponics

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Highlighted Features
  • [ Long Life-Span ]: The submersible water pump works steadily for over 25,000 hours due to a 45W high-performance motor. The mini pump for the fountain uses an upgraded ultra-rugged outer shell for long service life, which is durable & reusable
  • [ Adjustable Flow Rate ]: The fountain pump is designed with an adjusting knob, allowing you to get the amount of water pressure you want. The maximal flow rate can be up to 800GPH. The waterfall pump can continually elevate columns of water up to 10ft
  • [ Ultra Quiet Design ]: The aquarium water pump with a reliable and durable motor runs extremely quietly, less than 20 decibels. The pond pump doesn't produce much noise, giving you a quiet environment. It is easy to disassemble and clean without any tools
  • [ Multi-Function ]: The fish tank pump can help you circulate and drain your aquarium, and create a nature world for the fish. An aquarium pump is very suitable for aquariums, ponds, fish tanks, fountains, waterfalls, backyard, garden, hydroponic systems, and many more
  • [ Customer Satisfaction Guarantee ]: Extremely stable operation providing continual water flow; Comes with a 12-month Customer Satisfaction Guarantee; If you have any questions about the water pump you receive, please feel free to contact us. 24 Hour Professional After-sales Service

From HBF: Make sure the components you use are compatible and rated for your intended application.  Contact manufacturer with questions about suitability or a specific application.  Always read and follow manufacturer directions.

 

I use a similar pump (different manufacturer, features and specifications) for a recirculating draft line cleaning setup.  Note that fittings sizes are different on this pump vs the one I use in that build.  Adjust accordingly  Another possible homebrewing application would be to set this up for use a part of a recirculating wort chiller setup.

3/14 7:30 PM Central: This is selling for $25.99.  Apply the 20% off coupon on the product page and the price drops to $20.79 at checkout. Shipping is also free to many US addresses with Prime Membership [Try Prime for Free] or a qualifying order. Prices and availability can change quickly.  Check product page for current info – More About Prices

FREESEA Fountain Submersible Water Pump: 800GPH 45W Adjustable Ultra Quiet Aquarium Pump with 3 Nozzles 10ft High Lift for Small Pond | Fish tank | Waterfall | Outdoor | Hydroponics affiliate link, note that multiple variations of this product may be available, as such a different version may appear at this link

Related: Sourcing a Replacement Pump for Mark’s Keg and Carboy Washer – a reader identifies this model as a potential replacement

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2 Pack USB Powered Stepless Speed Regulators [Stir Plate Project, Kegerator Circulation] – $6.99 + free prime ship

NOYITO 5V USB Fan Stepless Speed Controller Regulator with Switch Speed Module DC 4-12V to 2.5-8V 5W (Pack of 2)

NOYITO 5V USB Fan Stepless Speed Controller Regulator with Switch Speed Module DC 4-12V to 2.5-8V 5W (Pack of 2)

More Info
Highlighted Features
  • The stepless speed regulator output voltage range smoothly changes between 3V-8V, so the fan wind speed can be adjusted, comfort greatly increased!
  • Turn the knob clockwise to increase the air volume. Turning it counterclockwise will make the air volume gentler and the knob has a switch function!
  • Usage: very simple! Insert the governor into the mobile phone charger or charging treasure, then insert the fan USB plug into the USB port of the governor, and then adjust the large volume of small air volume by turning the adjusting knob.
  • Input Power Supply Range: DC 4V to 12V ( USB port). Output range: DC 3V-8V (Not fit for 12V USB fan).
  • Rated power: 5W (Do not overload.)【Please check the second image on the left that is the use connection instructions.】

From HBF: Make sure the components you use are compatible and rated for your intended application.  Contact manufacturer with questions about suitability or a specific application.  Always read and follow manufacturer directions.

 

3/14 10:30 AM Central: These are selling for just $6.99. Shipping is also free to many US addresses with Prime Membership [Try Prime for Free] or a qualifying orderPrices and availability can change quickly.  Check product page for current info – More About Prices

NOYITO 5V USB Fan Stepless Speed Controller Regulator with Switch Speed Module DC 4-12V to 2.5-8V 5W (Pack of 2) – affiliate link, note that multiple variations of this product may be available, as such a different version may appear at this link

This post contains affiliate links. We may make a commission when you use our Amazon links. This will never cost you extra. Thank you for supporting Homebrew Finds!

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Make Your Own DIY Custom Tap Handles! – 10 EZ Lok Brass Inserts – Tap Handle Ferrule

E-Z Lok Threaded Insert, Brass, Knife Thread, 3/8"-16 Internal Threads, 0.625" Length (Pack of 10)

10 Pack of EZ Lok Threaded Brass Inserts by E-Z Lok

More Info


Highlighted Features
  • THREADED INSERTS FOR WOOD – E-Z LOK Thread Inserts for hard-wood are ideal for applications where stripping or thread erosion is possible. Perfect for furniture, cabinets, displays, and more.
  • PROPRIETARY KNIFE THREAD – E-Z Knife thread inserts provide superior holding power using a proprietary external “knife” thread to slice into the wood.
  • BRASS OR STEEL OPTIONS – Brass threaded inserts or stainless steel threaded inserts available. Stainless steel is recommended for particularly hard wood and anywhere corrosion resistance is needed.
  • FOR USE WITH APPLICATIONS – The E-Z Knife threaded inserts for wood are designed for use in hard woods such as oak, cherry, and maple.
  • STRONG THREADS MADE EASY – Easily installs with a screwdriver, bolt/jam nut, or an optional E-Z LOK drive tool.


From HBF: Make sure the components you use are compatible and rated for your intended application.  Contact manufacturer with questions about suitability or a specific application.  Always read and follow manufacturer directions.

 

Use to make your own custom tap handles and more. Choose 3/8-16 for standard tap handle threading.

What are others saying?  Search this product’s Amazon reviews for “tap handle” – affiliate link, note that multiple variations of this product may be available, as such a different version may appear at this link

E-Z LOK Knife Threaded Insert for Hard-Wood, Brass Thread Inserts 3/8-16 Internal Threads, 0.625″ Length Pack of 10 – affiliate link, note that multiple variations of this product may be available, as such a different version may appear at this link

Make a great tap handle using these? Let me know and I’ll share the details with your fellow homebrewers and craft beer lovers

Related: the optional drive tool…  E-Z LOK Drive Tool

Also: Kegerator Tips & Gear | Keg Repair Part #s | Recent Keg Finds

Our Top Draft Resources!

Check our our Top Draft Related Resources

standarddraft

adamztop5

This post contains affiliate links. We may make a commission when you use our Amazon links. This will never cost you extra. Thank you for supporting Homebrew Finds!

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Price, promotions and availability can change quickly. Check the product page for current price, description and availability. ssprod:B0026GZU0Q:ptr

800 GPH! Submersible Pump – $21.99, best price + Draft Line Cleaning Builds

800 GPH Submersible Pump (3000L/H, 50W), Super Silent Pump, 9.8ft High Head, 5.9ft Power Cord, Fountain Pump with 3 Nozzle, Suitable for Fish Tank, Pond, Aquarium, Statue, Hydroponics.

800GPH Submersible Utility Pump

More Info


Highlighted Features
  • 【Specifications and dimensions】5.98*3.23*4.91 inches. Flow rate: 792GPH (3000L/H), jet height: 9.8ft. Power: 50W, voltage: 110-120V
  • 【Features】It is made of reinforced ABS raw material, with wear-resistant ceramic shaft (continuous work for one year without any problems), and the water outlet is designed with turbocharger for stable water output.
  • 【Removable and Washable】This powerful but small pump is easy to hide and camouflage; no tools are needed for disassembly and it is very easy to clean.
  • 【Application scope】This is a high-performance, energy-efficient and well-designed pump that can be used in seawater and freshwater ponds, fountains, waterfalls, hydroponic systems and irrigation systems, etc. Operating temperature: 32℉ to 104℉
  • 【After-sales service】: super durable and reusable; with 12 months warranty; if you have any questions about the goods you received, please feel free to contact us. 24 hours professional after-sales service.


From HBF: Make sure the components you use are compatible and rated for your intended application.  Contact manufacturer with questions about suitability or a specific application.  Always read and follow manufacturer directions.

 

I use a similar pump (different manufacturer, features and specifications) for a recirculating draft line cleaning setup.  Note that fittings sizes are different on this pump vs the one I use in that build.  Adjust accordingly  Another possible homebrewing application would be to set this up for use a part of a recirculating wort chiller setup.

3/14 2:30 AM Central: These are selling for just $18.99. That’s the best historical third party Amazon price I found, notwithstanding Lightning Deals or coupons. Shipping is also free to many US addresses with Prime Membership [Try Prime for Free] or a qualifying order. Prices and availability can change quickly Check product page for current info – More About Prices

APRHODOD 800 GPH Submersible Pump (3000L/H, 50W), Super Silent Pump, 9.8ft High Head, 5.9ft Power Cord, Fountain Pump with 3 Nozzle, Suitable for Fish Tank, Pond, Aquarium, Statue, Hydroponics. – affiliate link, note that multiple variations of this product may be available, as such a different version may appear at this link

Related: Sourcing a Replacement Pump for Mark’s Keg and Carboy Washer – a reader identifies this model as a potential replacement

Continue reading

TWO x Stainless Steel Carbonation Caps for PET Bottles – works on gas AND liquid posts – $16.99… $8.50 each + Fun With Carbonation Caps!

PET Bottles Beer Carbonation Cap 2 PCS - Counter Pressure Bottle Filling with 5/16" Barb Carbonation Beer Soda Water Brewed Beer, Fits Most Soft Drink PET Bottles by PERA

PET Bottles Beer Carbonation Cap 2 PCS – Counter Pressure Bottle Filling with 5/16″ Barb Carbonation Beer Soda Water Brewed Beer, Fits Most Soft Drink PET Bottles by PERA

More Info


Highlighted Features
  • Stainless Steel Carbonation Cap (2 PCS), Perfect Polishing Surface with two Food Grade Silicone Seal Rings
  • PET Bottles Beer Carbonation Cap with 5/16" Barb can fit Grey Gas Ball Lock Disconnect and the Barb End Connect Plastic Tubing
  • The Carbonation Cap comply with international Quality Standards, it can attached to most PET Bottles
  • Beer Carbonation Cap can Carbonate Various Beverages, including Soda, Beer, Juice, Water or Clean Beer Line
  • Any Problem for Carbonation Cap, Money Back or Replacement free.


From HBF: Make sure the components you use are compatible and rated for your intended application.  Contact manufacturer with questions about suitability or a specific application.  Always read and follow manufacturer directions.

 

Applications:

  • PET Bottles as Growlers: These are generally intended to convert 1L and 2L bottles to growlers.  Fill up a 1L or 2L PET bottle with your favorite homebrew.  Put one of these on (purge the headspace by squeezing if you want to) and then pressurize for transport.  This should help to reduce oxygen pickup and maintain carbonation levels.
  • Fine tune or rapidly carbonate beer: You can also use this cap to rapidly carbonate beer.  Same process as for transport, just set your regulator to the proper pressure and shake or agitate the PET bottle to help introduce CO2.  Or hook it up to CO2 and let it sit in you kegerator.
  • Draft Line Cleaning Projects:  I have developed three draft line cleaning projects using similar SS Caps – Build A Recirculating Draft Line Cleaning Pump | Mark II Keg and Carboy Cleaner Draft Line Cleaning Pump ConversionBuilding a Simple Ball Lock Draft Line Flushing Setup
  • Related Top Post: Fun with Carbonation Caps!

3/13 9 AM Central: These are selling for just $16.99. Shipping is also free to many US addresses with Prime Membership [Try Prime for Free] or a qualifying order. Prices and availability can change quickly Check product page for current info – More About Prices

PET Bottles Beer Carbonation Cap 2 PCS – Counter Pressure Bottle Filling with 5/16″ Barb Carbonation Beer Soda Water Brewed Beer, Fits Most Soft Drink PET Bottles by PERA – affiliate link, note that multiple variations of this product may be available, as such a different version may appear at this link

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120 mm Case Fan AND Speed Controller [Stir Plate Project, Kegerator Circulation] – $13.99, LESS than smaller version

Wathai 120mm x 25mm 110V 220V AC Powered Fan with Speed Controller 3V to 12V, for Receiver DVR Playstation Xbox Component Cooling

Wathai 120mm x 25mm 110V 220V AC Powered Fan with Speed Controller 3V to 12V

More Info


Highlighted Features
  • Powerful Airflow: Used to DIY cool various electronic devices such as cigar humidor, TVs, mondems, routers, computer case, ps4, amplifier, fireplace, kitchen cabinet, window, server, humidifier, mushroom , grow tent, Reptile Enclosures and more
  • Plug and Play: Can be adjustment low speed 700rpm to 3000rpm high Speed Fan is compatible with a wide range of voltage inputs including 110V, 120V, 220V, and 240V AC. Features a multi-speed controller to set the fan’s speed to optimal noise and airflow levels
  • Dual-ball: Powerful airflow fan have a lifespan of 50,000 hours and allows the fans to be laid flat or stand upright.The power adapter increases maximum fan speed and enables the fan to be powered through an AC outlet. Safe to run non-stop 24/7
  • Fan speed controller: 100V – 240V 50/60Hz | output: 3V – 12V – 2A | It adapts to different needs. From small plug in fan to outside PC cooling fan, it ensures optimal airflow and cooling for various devices, including PCs and car amplifiers
  • 5 Inch Fan: 120 x 120 x 25 mm ( 4.72 x 4.72 x 1 in. ) | Rated Voltage :12V | Airflow: 92.3 ±10%CFM | Rated Current: 0.45A | Speed: 3000 RPM | Power: less than 2W at slowest speed ; 4.4 W at full speed
  • Small box fan: outside case fan provides versatile cooling. Whether DIY in a freezer, biltong box, or car amplifier, it regulates temperature effectively


From HBF: Make sure the components you use are compatible and rated for your intended application.  Contact manufacturer with questions about suitability or a specific application.  Always read and follow manufacturer directions.

 

3/12 5 PM Central: These are selling for $13.99. Shipping is also free to many US addresses with Prime Membership [Try Prime for Free] or a qualifying orderPrices and availability can change quickly.  Check product page for current info – More About Prices

For some pricing clarity… this is actually LESS than the current price of the smaller 80mm version (currently selling for $17.99, can change quickly)

Wathai 120mm x 25mm AC Powered Computer Fan with AC Plug 110V 120V 220V 240V Variable Speed Controller 3V to 12V, for Biltong Box Greenhouse Receiver Amplifier Xbox DVR PlayStation Component Cooling – affiliate link, note that multiple variations of this product may be available, as such a different version may appear at this link

This post contains affiliate links. We may make a commission when you use our Amazon links. This will never cost you extra. Thank you for supporting Homebrew Finds!

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GROWNEER 550GPH Submersible Pump – on sale for $16.99 + Recirculating Draft Line Cleaning Build

GROWNEER 550GPH Submersible Pump 30W Ultra Quiet Fountain Water Pump, 2000L/H, with 7.2ft High Lift, 3 Nozzles for Aquarium, Fish Tank, Pond, Hydroponics, Statuary

550 GPH Subermsible Pump by Growneer

More Info


Highlighted Features
  • WATER FLOW CONTROL -- The GROWNEER water pump features a control knob to adjust the flow of water, allowing you to achieve the desired water pressure. The maximum flow rate is 550 GPH (2000 L/H). Note: It's recommended to use a residual current protection socket or circuit breaker when using outdoors
  • STRONG POWER & HIGH LIFT -- Maximum Lift Height: 7.2 ft. The water submersible pump model number is SML-630. 30W high-efficiency motor, energy-saving. Lift height refers to the maximum height that water rises after the water pipe is connected to the nozzle. (Make sure the joint is tightly sealed)
  • 3 NOZZLES WATER PUMP -- Each submersible water pump has 3 nozzles to choose from: 0.51"/0.62"/0.75". Provides different water flows according to your needs. Threaded fittings make it more stable. Detachable and cleanable
  • SUCTION CUP & 5.9FT POWER CORD -- The aquarium pump has a long enough cord for easy installation. 4 independent powerful suction cups help keep it in place so you can stick it vertically or horizontally to the right side of your aquarium
  • WIDE APPLICATION -- The water fountain pump circulates and aerates the water, making it more attractive to your fish or turtles. This submersible pump is ideal for aquariums, fountains, spouts hydroponic systems, etc


From HBF: Make sure the components you use are compatible and rated for your intended application.  Contact manufacturer with questions about suitability or a specific application.  Always read and follow manufacturer directions.

 

I use a similar pump (different manufacturer, features and specifications) for a recirculating draft line cleaning setup.  Note that fittings sizes are different on this pump vs the one I use in that build.  Adjust accordingly  Another possible homebrewing application would be to set this up for use a part of a recirculating wort chiller setup.

3/12 12:30 AM Central: This is on sale for $16.99. Shipping is also free to many US addresses with Prime Membership [Try Prime for Free] or a qualifying orderPrices, promotions and availability can change quickly.  Check product page for current info – More About Prices

GROWNEER 550GPH Submersible Pump 30W Ultra Quiet Fountain Water Pump, 2000L/H, with 7.2ft High Lift, 3 Nozzles for Aquarium, Fish Tank, Pond, Hydroponics, Statuary – affiliate link, note that multiple variations of this product may be available, as such a different version may appear at this link

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Submersible Utility Pump, 220 GPH – on sale for $14.99, save 25% + Draft Line Cleaning Builds

DOMICA 220 GPH Ultra Quiet Fountain Pump, Small Submersible Pump (15W 800L/H) for Pond, Water Feature, Aquariums, Hydroponics, Indoor or Outdoor Fountain

Submersible Water Pump

More Info


Highlighted Features
  • 【Ultra Quiet Design】: The relible and duarable motor does not produce much noise, giving you quiet environment.This submersible pump is designed for small size aquariums, Fish tanks, Pond, water gardens and hydroponic systems.
  • 【Adjustable Flow Rate】: Designed with a adjusting knob, allowing to adjust the water flow rate, the maximal flow rate can be up to 220 GPH. It can elevate column of water up to 5 ft.
  • 【EASY TO USE】: No need any tools to detach it, easy to seperate, easy to clean, And simply plug in power for quick water draining.
  • 【Water Pump Size】: The mini size makes the pump easy to hide or disguise in the water. Dimensions: 2.9 "x 2.0" x 2.5".
  • ★【Must be Fully Submerged】: this submersible water pump is designed to sit in water, water inlet must be completely submerged in water. With 4 suction cups at bottom, you can install the pump to spray water horizontally or vertically. Power cord is 6ft long and waterproof.


From HBF: Make sure the components you use are compatible and rated for your intended application.  Contact manufacturer with questions about suitability or a specific application.  Always read and follow manufacturer directions.

 

I use a similar pump (different manufacturer, features and specifications) for a recirculating draft line cleaning setup.  Note that fittings sizes are different on this pump vs the one I use in that build.  Adjust accordingly  Another possible homebrewing application would be to set this up for use a part of a recirculating wort chiller setup.

3/10 6:30 PM Central: This is on sale for $14.99. That’s 25% off list. Shipping is also free to many US addresses with Prime Membership [Try Prime for Free] or a qualifying order. Prices and availability can change quickly Check product page for current info – More About Prices

DOMICA 220 GPH Ultra Quiet Fountain Pump, Small Submersible Pump (15W 800L/H) for Pond, Water Feature, Aquariums, Hydroponics, Indoor or Outdoor Fountain – affiliate link, note that multiple variations of this product may be available, as such a different version may appear at this link

Continue reading

Stainless Carbonation Cap for PET Bottles – $9.99 + Draft Line Cleaner Builds

PET Bottles Beer Carbonation Cap - Counter Pressure Bottle Filling with 5/16" Barb, Carbonation Beer Soda Water Brewed Beer, Fits Most Soft Drink PET Bottles

Stainless Steel Carbonation Cap

More Info


Highlighted Features
  • Heavy Duty Stainless Steel for Carbonation Cap, Perfect Polishing Surface,with two free Food Grade Silicone Seal Rings;
  • Unique Machined the Carbonation Cap, can fit Both Black Liquid Ball Lock Disconnect and Grey Gas Ball Lock Disconnect;
  • The Carbonation Cap can fits Most Soft Drink PET Bottles, easy to Counter Pressure Bottle Fill PET Bottles;
  • The Carbonation Cap can Carbonate Various Beverages, including Soda, Beer, Juice, Water or Clean Beer Line;
  • Quality Guarantee: Any Defective for Carbonation Cap, Backed by 45 days Money-Back.


From HBF: Make sure the components you use are compatible and rated for your intended application.  Contact manufacturer with questions about suitability or a specific application.  Always read and follow manufacturer directions.

 

Potential Uses:

  • PET Bottles as Growlers: These are generally intended to convert 1L and 2L bottles to growlers.  Fill up a 1L or 2L PET bottle with your favorite homebrew.  Put one of these on (purge the headspace by squeezing if you want to) and then pressurize for transport.  This should help to reduce oxygen pickup and maintain carbonation levels.
  • Fine tune or rapidly carbonate beer: You can also use this cap to rapidly carbonate beer.  Same process as for transport, just set your regulator to the proper pressure and shake or agitate the PET bottle to help introduce CO2.  Or hook it up to CO2 and let it sit in you kegerator.
  • Draft Line Cleaning Projects:  I have developed three draft line cleaning projects using similar SS Caps – Build A Recirculating Draft Line Cleaning Pump | Mark II Keg and Carboy Cleaner Draft Line Cleaning Pump ConversionBuilding a Simple Ball Lock Draft Line Flushing Setup
  • Related Top Post: Fun with Carbonation Caps!

3/8 7 PM Central: These are selling for $9.99. Shipping is also free to many US addresses with Prime Membership [Try Prime for Free] or a qualifying order. Prices and availability can change quickly Check product page for current info – More About Prices

PET Bottles Beer Carbonation Cap – Counter Pressure Bottle Filling with 5/16″ Barb, Carbonation Beer Soda Water Brewed Beer, Fits Most Soft Drink PET Bottles – affiliate link, note that multiple variations of this product may be available, as such a different version may appear at this link

Continue reading

New Updates… Build a Spunding Valve! – How and Why

Updated: March 4, 2025

A Spunding Valve allows you to maintain a set pressure.  If pressure in the vessel exceeds the set point, it is expelled.  It generally consists of an adjustable PRV valve, a tee, a gauge and a way to connect to your keg.

Homebrewing Applications of a Spunding Valve

  • Pressurized fermentation.  Ferment in a 5 or 10 gallon corny keg and use your Spunding Valve instead of an airlock.  This allows you to ferment at your desired pressure.
  • Dry hop under pressure.  This allows you to dry hop earlier while reducing oxygenation.  Active yeast are more likely to metabolize oxygen that’s introduced during dry hopping during active fermentation.  Since CO2 is not exiting beer as vigorously under pressure, wanted compounds, flavors and aromas are more likely to stay in your beer under pressure.
  • Naturally and accurately carbonate beer right in the keg.
  • An airlock replacement.  Keep the valve wide open for non-pressurized fermentations.  Only do this if you have plenty of head space.  This wouldn’t make a great blow off tube.
  • Keg to keg transfers.  Use the Spunding Valve to allow excess gas to exit the receiving keg as you transfer under pressure.  Helps you achieve a slow, controlled and pressurized transfer.
  • Fix over-carbonated beers.
  • Test for keg leaks.  Pressurize your keg to serving pressure.  Put the Spunding Valve on (with the pressure set well above your serving PSI) and note the reading.  The gauge should remain steady.  If pressure drops, you know you have a keg leak.  The digital build, see below, is especially helpful for this task,  The digital gauge reads with .1 PSI resolution making pressure changes easy to spot.  It’s worth noting that this checks the entire keg including gas body o-ring.  That spot is hard to check and other way as it’s only in function when the gas QD is on.  When the gas QD is on… it’s difficult to spray and check for bubbles underneath the gas QD.  Thanks to Scott Janish for this tip!
  • As an airlock for long term aging of beers.  Airlocks can run dry over time.  A Spunding Valve will not.
  • Utilize CO2 from fermentation for flushing kegs and fermenters.


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520 Piece Stainless Steel Screw, Washer & Nut Assortment – on sale for $9.49

520pcs Screws and Nuts, Metric Hex Socket Pan Head Screws, 304 Stainless Steel M3 M4 M5 Bolt Nuts Flat Washers Machine Screws Assortment Kit

520pcs Screws and Nuts, Metric Hex Socket Pan Head Screws, 304 Stainless Steel M3 M4 M5 Bolt Nuts Flat Washers Machine Screws Assortment Kit

More Info


Highlighted Features
  • 520PCS METRIC SCREW ASSORTMENT: 3 sizes of metric screws M3 M4 M5. 𝗠𝟯 𝘀𝗰𝗿𝗲𝘄𝘀: 8mm x 30pcs, 12mm x 30pcs, 16mm x 30pcs, 20mm x 30pcs. 𝗠𝟰 𝘀𝗰𝗿𝗲𝘄𝘀: 8mm x 30pcs, 12mm x 20pcs, 16mm x 20pcs, 20mm x 20pcs. 𝗠𝟱 𝘀𝗰𝗿𝗲𝘄𝘀: 8mm x 15pcs, 12 mm x 15pcs, 16mm x 10pcs, 20mm x 10pcs. M3/M4/M5 Wrench x 1pcs, M3 nuts x 120pcs, M4 nuts x90pcs, M5 nuts x 50pcs.
  • 304 STAINLESS STEEL: Screw kits are made of high grade 304 stainless steel with a non-oily surface that will not corrode. Threads are neat. Nuts fit tightly with no excess movement. Washers engage correctly for size.
  • ORGANIZER: Comes with an organizer for storing screws with size charts inside and out. This metric screw set saves time and money compared to the time and cost of going to the hardware store for individual metric screws.
  • WIDELY USE: M3 Hex Socket Head Cap Screws Nuts are great for professionals, amateurs, landlords, handymen, repair men, women, woodworking, construction, plumbing.
  • HEX SOCKET HEAD CAP SCREWS & BOLTS: All kinds of bolts nuts and washers kit threads clear and firm, smooth and burr-free, easy to insert, not easy to loosen.

 

Use for your compatible homebrewing projects and fixes and more.

3/4 9:30 PM Central: I’ve seen this combo sell for as much as $24.99 (back in December of 2023). It’s on sale for $9.49. That’s the best historical third party Amazon price I found, notwithstanding Lightning Deals or coupons. Shipping is also free to many US addresses with Prime Membership [Try Prime for Free] or a qualifying order. Prices and availability can change quickly Check product page for current info – More About Prices

chfine 520 PCS M3 M4 M5, 304 Stainless Steel Hex Socket Flat Head Cap Bolts Washers Screws Nuts Assortment Kit with Hex Wrenches – affiliate link, note that multiple variations of this product may be available, as such a different version may appear at this link

This post contains affiliate links. We may make a commission when you use our Amazon links. This will never cost you extra. Thank you for supporting Homebrew Finds!

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Inkbird Dual Stage Temperature Controller – on sale for $17.88

Inkbird Temp Control Thermostat ITC1000 Dual Stage Digital Temperature Switch Controller ℃ ℉ Display Heating Cooling Relay NTC Sensor 3D Printer Freezer Fridge Hatching 110 Volt

Inkbird ITC-1000 Dual Stage Digital Temp Controller by Inkbird

More Info


Highlighted Features
  • It does indeed read in deg F
  • Can control both heating and cooling output
  • Has an alarm to indicate sensor failure or high temperature
  • Highly accurate and reliable temperature controller
  • Be more user friendly than the STC-1000

 

Use to help control temperature of your kegerator, fermentation chamber or as part of your brew system.  Note that this is an unwired controller and will require some work to implement in your project.  See: ITC-1000 Step by Step Build for one possible configuration.  If you’re looking for a pre-wired temp controller, consider – ITC-308 – Review.

3/3 2 PM Central: This is on sale for $17.88. Shipping is also free to many US addresses with Prime Membership [Try Prime for Free] or a qualifying order. Prices and availability can change quickly.  Check product page for current info – More About Prices

Inkbird Temp Control Thermostat ITC1000 Dual Stage Digital Temperature Switch Controller ℃ ℉ Display Heating Cooling Relay NTC Sensor 3D Printer Freezer Fridge Hatching 110 Volt – affiliate link, note that multiple variations of this product may be available, as such a different version may appear at this link

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VIVOSUN 660 GPH Submersible Water Pump – on sale for $19.99 + Draft Line Cleaning Builds

VIVOSUN 660GPH 40W Submersible Pump for Fish Tank, Pond, Aquarium, Hydroponic Systems with 5ft Power Cord and 4 Nozzles

VIVOSUN Submersible Water Pump

More Info


Highlighted Features
  • Product Details: 5.5” x 3.7” x 4.9”; The 5 ft. long power cord offers convenient installation wherever you need; Max. flow rate: 660 GPH (2500 L/H); Max. lift height: up to 8.2 Feet; Watt: 40W; Voltage: 110-120V/60Hz
  • Bottom Inlet: Our innovative bottom inlet design provides powerful suction, capable of pumping water as shallow as 5mm, ensuring thorough water circulation; The 360° omnidirectional filter effectively removes debris and impurities, maintaining continuous water flow all around; In case of any blockage in the water inlet, simply clean it with fresh water before use
  • Anti-Drying Design: When the temperature reaches to 185 ℉(85℃), the built-in thermal protector chip will stop the pump from draining and pumping water; Pure copper wiring delivers more stable power for a longer service life and more energy savings
  • Ultra-Quiet & Durable: Only making 28db sound, this pump is super quiet, so there is no trouble of getting disturbed while the pump is working; The pump’s ceramic shaft core uses a high-strength wear-resistant rotor that is both acid resistant and corrosion resistant
  • Versatile Applications: Equipped with detachable water outlet, suitable for various sizes of water pipes, this submersible pump can be applied to many different occasions, such as fish tank, pond, aquarium, hydroponic systems and etc


From HBF: Make sure the components you use are compatible and rated for your intended application.  Contact manufacturer with questions about suitability or a specific application.  Always read and follow manufacturer directions.

 

I use a similar pump (different manufacturer, features and specifications) for a recirculating draft line cleaning setup.  Note that fittings sizes are different on this pump vs the one I use in that build.  Adjust accordingly  Another possible homebrewing application would be to set this up for use a part of a recirculating wort chiller setup.

3/1 7:30 PM Central: These are on sale for just $19.99. Shipping is also free to many US addresses with Prime Membership [Try Prime for Free] or a qualifying order. Prices and availability can change quickly Check product page for current info – More About Prices

VIVOSUN 660GPH 40W Submersible Pump for Fish Tank, Pond, Aquarium, Hydroponic Systems with 5ft Power Cord and 4 Nozzles  – affiliate link, note that multiple variations of this product may be available, as such a different version may appear at this link

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12 x Neodymium Magnets – Stir Plate Build, Drip Tray Build, Keeper Magnets

LOVIMAG Super Strong Neodymium Disc Magnets, Powerful N52 Rare Earth Magnets - 1.26 inch x 1/8 inch, Pack of 12

LOVIMAG Super Strong Neodymium Disc Magnets, Powerful N52 Rare Earth Magnets – 1.26 inch x 1/8 inch, Pack of 12

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Highlighted Features
  • MAGNETS COATED - Ni+Cu+Ni Triple Layer Coated. The Best Coating Available, which Provides a Shiny and Rust Resistant Protection for the Magnets.
  • POWERFUL MAGNETS - Made of Strongest Magnetic Material! Strong Holding Power, Holding Power is not Less than 18 lb per Magnet with Direct Touch and Direct Pull.
  • MAGNETS DIMENSIONS - Diameter 32mm x Thick 3mm (approx. 1.26" x 1/8" ). Tolerances: ±0.2mm x ±0.2mm.
  • DIY PROJECTS & SCIENCE EXPERIMENTS - Refrigerator Magnets, Shower Door, Work or Office, Scientific Purposes, Kitchen Tools, Arts and Crafts or School Classroom.
  • QUALITY GUARANTEED - Made under ISO 9001 Quality Systems. The Highest Quality Available! 30 Days Money Back Guaranteed!

 

Potential uses: Use as “keeper magnets” to retrieve and secure stir bars in yeast starters.  Use as part of a DIY stir plate build.  Use to help secure a DIY magnetic drip tray on your kegerator.  Assist with keeping signs, labels and notes in place.

Also: How To: Step by Step Making a Magnetic Drip Tray

LOVIMAG Super Strong Neodymium Disc Magnets, Powerful N52 Rare Earth Magnets – 1.26 inch x 1/8 inch, Pack of 12 – affiliate link, note that multiple variations of this product may be available, as such a different version may appear at this link

This post contains affiliate links. We may make a commission when you use our Amazon links. This will never cost you extra. Thank you for supporting Homebrew Finds!

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6 x Neodymium Countersunk Magnets and Screws (make a magnetic drip tray)

LOVIMAG Strong Magnets,150lb+ Waterproof Strong Neodymium Cup Magnets with Screws for Wall Mounting,Rare Earth Magnets with Holes for Holding Tools Lifting, Hanging(Silver, 6 Pack)

6 x Neodymium Countersunk Magnets and Screws

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Highlighted Features
  • 【Stronger Magnetic Force】Compared with individual NdFeB countersunk magnets, cup magnets have the advantage of being smaller in size and stronger in magnetic force, the magnetic force is 5 times stronger than normal rare earth magnets.Per strong magnet can up to 150 pound holding power.
  • 【Nice Design】The round countersunk hole magnet cup design increases the beauty of the product, the steel shell concentrates the strong magnetic force on one side only, the other three sides are almost non-magnetic, well greatly increase the holding power.
  • 【Sturable】Neodymium magnets are very brittle, and the steel shell protects magnets so that strong magnets are not easily broken. The magnetic force is permanent and the service life is super long.
  • 【Wide Application】Due to its excellent performance, strong cup magnets are widely used in home or industry, such as clips in automation equipment, door closers, tool holders, fixtures, providing magnetic base mounting for lamps, clocks, machines, mirrors and so on. Heavy duty also comes with 6 stainless steel screws to increase the range of product usage.
  • 【Precautions】As the neodymium magnet is very fragile and strong magnetic, when you use it you must remove it in a flat position, and after removing it, it is forbidden to collide it with other metal objects (including another magnet) to avoid injury! We are a magnet supplier with professional strength. You can certainly find strong cup magnets with holes you want in my shop!

 

These magnets are designed with a hole in the middle so that they can be mounted via the included magnets.  That may be helpful for an around the brewery project you’re looking to do.

Potential uses: Use as “keeper magnets” to retrieve and secure stir bars in yeast starters.  Use as part of a DIY stir plate build.  Use to help secure a DIY magnetic drip tray on your kegerator.  Assist with keeping signs, labels and notes in place.

Also: How To: Step by Step Making a Magnetic Drip Tray

LOVIMAG Strong Magnets,150lb+ Waterproof Strong Neodymium Cup Magnets with Screws for Wall Mounting,Rare Earth Magnets with Holes for Holding Tools Lifting, Hanging(Silver, 6 Pack) – affiliate link, note that multiple variations of this product may be available, as such a different version may appear at this link

This post contains affiliate links. We may make a commission when you use our Amazon links. This will never cost you extra. Thank you for supporting Homebrew Finds!

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Elitech STC-1000 Two Stage Temperature Controller… $21.99! best price + free prime ship

Elitech STC-1000 Non-WiFi Temperature Controller 2-Stage Outlet Thermostat LCD Screen Heating and Cooling Mode for Reptile Aquarium Carboy Homebrew Seed with Temp Sensor 23-158°F 1100W 110V 10A

Elitech STC-1000 Temperature Controller 2-Stage Outlet Thermostat LCD Screen Heating and Cooling

More Info


Highlighted Features
  • PLUG & PLAY: Its large LCD screen, simple 3-button, and pre-wired design making it easier to be used with plug and play.
  • HEATING & COOLING CONTROL: Be able to connect with cooling and heating device at the same time, auto swtich between heating and cooling.
  • WIDE TEMPERATURE CONTROL RANGE: -40~230°F/-40-110°C
  • MULTI-FUNCTIONAL: Its functions include setting high or low alarms, start delay, temperature calibration, ℃/℉ and etc.
  • SAFE & RELIABLE: Comply with CE, FCC standard and adopt fireproof ABS case, UL94 V-0 for safety. 24/7 US Technician Support via Email and Phone.

 

Use to help control temperature of your kegerator, fermentation chamber or as part of your brew system.

2/28 9 PM Central: These are selling for just $21.99. That’s the best historical third party Amazon price I found, notwithstanding Lightning Deals or coupons. Shipping is also free to many US addresses with Prime Membership [Try Prime for Free] or a qualifying order. Prices and availability can change quickly Check product page for current info – More About Prices

Elitech STC-1000 Non-WiFi Temperature Controller 2-Stage Outlet Thermostat LCD Screen Heating and Cooling Mode for Reptile Aquarium Carboy Homebrew Seed with Temp Sensor 23-158°F 1100W 110V 10A – affiliate link, note that multiple variations of this product may be available, as such a different version may appear at this link

TWO x Stainless Carbonation Cap for PET Bottles – works on gas AND liquid posts… $11.99, $6 each

Stainless Steel Carbonation With O-Rings Carbonate Cover Home Beer Brewing Equipment(2 Pieces)

Stainless Steel Carbonation With O-Rings Carbonate Cover Home Beer Brewing Equipment(2 Pieces)

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Highlighted Features
  • Using highquality stainless steel material, strong and , and long service life.
  • Equipped with 4pcs o-rings, good sealing performance, can easy to carbonate your beverages.
  • Install on plastic bottles and connects to a gas side balllock disconnect in order to inject CO2 into bottle, creating carbonation.
  • Carbonate , to counter pressure bottle fill PET bottles, gas ball lock connectors, or liquid ball lock connectors.
  • Multiple uses, can carbonate a number of beverages, including beer, soda, water, and juices.


From HBF: Make sure the components you use are compatible and rated for your intended application.  Contact manufacturer with questions about suitability or a specific application.  Always read and follow manufacturer directions.

 

Applications:

  • PET Bottles as Growlers: These are generally intended to convert 1L and 2L bottles to growlers.  Fill up a 1L or 2L PET bottle with your favorite homebrew.  Put one of these on (purge the headspace by squeezing if you want to) and then pressurize for transport.  This should help to reduce oxygen pickup and maintain carbonation levels.
  • Fine tune or rapidly carbonate beer: You can also use this cap to rapidly carbonate beer.  Same process as for transport, just set your regulator to the proper pressure and shake or agitate the PET bottle to help introduce CO2.  Or hook it up to CO2 and let it sit in you kegerator.
  • Draft Line Cleaning Projects:  I have developed three draft line cleaning projects using similar SS Caps – Build A Recirculating Draft Line Cleaning Pump | Mark II Keg and Carboy Cleaner Draft Line Cleaning Pump ConversionBuilding a Simple Ball Lock Draft Line Flushing Setup
  • Related Top Post: Fun with Carbonation Caps!

2/27 10 PM Central: These are on sale for just $11.99. Shipping is also free to many US addresses with Prime Membership [Try Prime for Free] or a qualifying orderPrices, promotions and availability can change quickly.  Check product page for current info – More About Prices

Stainless Steel Carbonation With O-Rings Carbonate Cover Home Beer Brewing Equipment(2 Pieces)  – affiliate link, note that multiple variations of this product may be available, as such a different version may appear at this link

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Make an E-Paper Tap Handle! 3D Build Parts List

Credit for this photo and build to UnworkableProphet via Printables

Updated: February 27, 2025

Waveshare makes a 2.7″ e-paper display that… requires no power. This is the same sort of technology that some versions of Amazon Kindle use. A small amount of power is used to “paint” the screen and then it stays that way with no power. In the case of the Waveshare display the energy that’s generated by the setting device (a compatible smart phone) is enough to to power the process of setting the display.

What are Other’s Saying?   Search this product’s Amazon reviews for “tap handle” – affiliate link, note that multiple variations of this product may be available, as such a different version may appear at this link

waveshare 2.7inch Passive NFC-Powered E-Paper Module No Battery Wireless Powering & Data Transfer Provides Android APP Black and White Display – affiliate link, note that multiple variations of this product may be available, as such a different version may appear at this link

Parts List

The build to UnworkableProphet via Printables (pictured above) seems to be one of the more popular 3D print builds that utilizes this display.

More: 3D Printer Projects!

These projects 3D printer projects appear to utilize a similar e-paper display

Share your build!

If you put together a build… We’d love to share the details with your fellow homebrewers.  Email us the deets.

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660 GPH Utility Pump + Draft Line Cleaning Builds

Newpol 660GPH Submersible Pump, Ultra Quiet Water Pump (30W) for Aquarium, Water Feature, Pond, Fountain, Hydroponic

Newpol 660GPH Submersible Pump

More Info


Highlighted Features
  • ★ MULTI-USAGE: This submersible water pump can create water current, Perfect for garden statuary fountains/waterfall, aquarium, ponds, fish tank, patio drip irrigation system and hydroponic systems and more.
  • ★ Ultra Quiet Design: The relible and duarable motor does not produce much noise, providing you a quiet environment.
  • ★ DISASSEMBLE & CLEANING: Flexible structure design, you can disassemble and clean it so easily, without any tools.
  • ★ SPECS & DIMENSIONS: Size-4.2*2.5*3.8 inches. Long power cord-6.5ft(1.9m); Max. flow rate: 660 GPH (2500L/H); Max. lift height: up to 8.2 ft. Wattage: 30W. Voltage: 110-120V, 3 NOZZLES -- Each water pump has 3 nozzles for option: 0.5"/0.62"/0.75"
  • ★ Customer Oriented Service: Our submersible pump is built with durability in mind and safety for every design. In the remote possibility that you’re not satisfied with our product, just contact us, 12 Month Warranty and 24 Hour Professional After-sales Service.


From HBF: Make sure the components you use are compatible and rated for your intended application.  Contact manufacturer with questions about suitability or a specific application.  Always read and follow manufacturer directions.

 

I use a similar pump (different manufacturer, features and specifications) for a recirculating draft line cleaning setup.  Note that fittings sizes are different on this pump vs the one I use in that build.  Adjust accordingly  Another possible homebrewing application would be to set this up for use a part of a recirculating wort chiller setup.

Newpol 660GPH Submersible Pump, Ultra Quiet Water Pump (30W) for Aquarium, Water Feature, Pond, Fountain, Hydroponic – affiliate link, note that multiple variations of this product may be available, as such a different version may appear at this link

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Ferroday Stainless Carbonation Cap for PET Bottles – works on gas AND liquid posts- $9.98 + Hands on Review

FERRODAY Stainless Steel Carbonation Cap Forced Carbonation PET Bottle Filling 5/16 Barb CO2 Coupling to Carbonate Soda Beer Stainless Steel PET Bottle Carbonation Cap + O-ring + Gasket

Stainless steel ball lock carbonation cap with barb.  Includes replacement o-ring.

More Info


Highlighted Features
  • Heavy Duty Stainless Carbonation Cap: High quality stainless steel carbonation cap, well made for rust resistance and corrosion-proof. Would last for a long time in good condition. A must have equipment for homebrew Carbonation
  • Great for Homebrew Carbonation/ Cleaning: This ball lock carbonation cap is most used for homemade beverage carbonation, and meanwhile it is great for cleaning beer/ soda/ water/ juice lines. Easy to set up
  • Easy Forced Carbonation Drinks: Ideal for forced carbonation drinks in PET bottles. Fit for most soft drink PET bottles. Just simply attach this cap with a PET bottle and a ball-lock gas disconnect to send CO2 into the bottle for beverage carbonation. Your homemade drinks will be right ready for drinking
  • Food Safe Gasket/ No Leaks: We use premium material for the gaskets and o-rings. High-resilient food safe rubber gaskets seal against the threads and give you no leak connections! We updated our package with 2 more O-rings and 1 more gasket for replacement
  • No Regrets Purchase: Stainless steel made carbonation cap weighs about 3.6oz. If any leaks, please change the O-ring or Gasket with the extra ones. We are committed to offering you high-quality products as well as superior service! Please let us know if there are any problems with this Stainless Steel Carbonation Cap, we will try our best to serve you. Provide technical support

 

Applications:

  • PET Bottles as Growlers: These are generally intended to convert 1L and 2L bottles to growlers.  Fill up a 1L or 2L PET bottle with your favorite homebrew.  Put one of these on (purge the headspace by squeezing if you want to) and then pressurize for transport.  This should help to reduce oxygen pickup and maintain carbonation levels.
  • Fine tune or rapidly carbonate beer: You can also use this cap to rapidly carbonate beer.  Same process as for transport, just set your regulator to the proper pressure and shake or agitate the PET bottle to help introduce CO2.  Or hook it up to CO2 and let it sit in you kegerator.
  • Draft Line Cleaning Projects:  I have developed three draft line cleaning projects using similar SS Caps – Build A Recirculating Draft Line Cleaning Pump | Mark II Keg and Carboy Cleaner Draft Line Cleaning Pump ConversionBuilding a Simple Ball Lock Draft Line Flushing Setup
  • Related Top Post: Fun with Carbonation Caps!

One of the questions that arises on these type of carb caps, is… does it work with both liquid and gas posts?  Some models are universal fit and some work only with gas posts.  For draft line cleaning projects to work well, at least in my opinion, the carb cap that’s used needs to be universal.  I’m happy to report that the one I received did indeed work with both liquid and ball lock posts.  Check product description for current specs.

Check out my Hands on Review of this great carb cap.

As of this posting this is on sale for $9.98. Shipping is also free to many US addresses with Prime Membership [Try Prime for Free] or a qualifying orderPrices, promotions and availability can change quickly.  Check product page for current info – More About Prices

FERRODAY Stainless Steel Carbonation Cap Counter Pressure Bottle Filling 5/16 Barb CO2 Coupling to Carbonate Soda Beer Water Stainless Steel PET Bottle Filling Carbonation Cap & O-ring + Flat Gasket – affiliate link, note that multiple variations of this product may be available, as such a different version may appear at this link


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