0PPM Portable 100GPD Reverse Osmosis RO+DI Filtration POQ-4B-100
Using RO (Reverse Osmosis) or distilled water allows you to build your brewing water profile from the ground up, creating exactly the profile you’re looking for.
- Hands On: 5 Stage Reverse Osmosis Water Filter by Reverse Osmosis Revolution
- HM Digital TDS-EZ Water Quality TDS Tester, 0-9990 ppm Measurement Range , 1 ppm Resolution, +/- 3% Readout Accuracy
- Water by John Palmer and Colin Kaminski
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