Three x Carbonation Caps for PET Bottles – $9.99, $3.33 each + free prime ship

3pak PLASTIC CARBONATION & LINE CLEANING CAP,Carbonation Cap 1/4" Barb, Ball Lock Type, Fit Soft Drink PET Bottles

3 x Plastic Carbonation Caps

More Info

From the product description, check product page for current description, price and availability:

  • No Leaks!Fit your Soft Drink PET Bottles Perfectly,no Leaks,like the original caps.
  • Durable!Made of Food grade Engineering Plastic,Performance is close to stainless steel.Safe and Healthy.
  • No Hurt your bottle!The Plastic Cap will not hurt the thread of your PET bottle.The thread of the stainless cap are very sharp,it will hurt your bottle.


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.

6/4/21 11 AM Central: These are selling for just $9.99. 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

3pak PLASTIC CARBONATION & LINE CLEANING CAP,Carbonation Cap 1/4″ Barb, Ball Lock Type, Fit Soft Drink PET Bottles – 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 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.

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