4.5" x 20" GAC/UDF + Phosphate Crystals (Scale Reduction) ro/di improves system efficiency

improves system efficiency

higher flow rates

⚠️ Bone char carbon is made from animal bones and should not be used as the final stage of filtration

LiquaGen Flow Regulating (Angle Flow) Valve - OD tube 1/4" x 1/4" for Reverse Osmosis Applications

🧊 Pre-Filtration for RO Systems – Reduces iron and H₂S before water reaches sensitive membranes

4.5" x 20" GAC/UDF + Phosphate Crystals (Scale Reduction) ro/di improves system efficiencyProduct Overview The LiquaGen 4. 5 x 20 GAC UDF + Phosphate Crystals Filter Cartridge is our largest dual stage Big Blue cartridge, combining Granular Activated Carbon (GAC UDF) with phosphate crystals for superior water treatment. The GAC UDF layer reduces chlorine, taste, odor, and organic contaminants, while the phosphate crystals prevent scale buildup and protect plumbing and appliances from corrosion. With its 4. 5 diameter and 20 length, this