US Water DI Resin Cartridge 4.5" x 20" Double O-Ring Seal 1.5 GPM | USWF-4520-MB-OR Replacement Filters Other companies sell you a

Other companies sell you a box

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clean water from every tap in the house

Base recovery is the percentage of feed water converted to permeate in a single pass through the membrane array

US Water DI Resin Cartridge 4.5" x 20" Double O-Ring Seal 1.5 GPM | USWF-4520-MB-OR Replacement Filters Other companies sell you aUS Water 1. 5 GPM 4. 5" x 20" Double O Ring Seal Replacement Ultra High Purity DI Cartridge For TDS Reduction Perfect for laboratories, reefkeeping and rinsing or plating operations Deionization cartridges provide solutions for a variety of applications that need the removal of ionic contaminants. Cartridges with mixed bed resins provide better than 16 megohm cm quality water for ultra pure needs. Features & Benefits Premium Mix Bed resin High