IPW Industries Inc (ISO-4PK) Reverse Osmosis RO 4 Filter Replacement Set Inline Fitting Connection:1/4" NPT Post-Filtration Layer

Post-Filtration Layer

Air Gap (AG) or Non-Air Gap (NAG)

though testing is recommended for wells to ensure appropriate pre-treatment if iron

in single-cartridge point-of-use applications

Incoming water passes through densely packed strong acid cation resin beads inside the 20"x4

IPW Industries Inc (ISO-4PK) Reverse Osmosis RO 4 Filter Replacement Set Inline Fitting Connection:1/4" NPT Post-Filtration LayerThis complete 4 piece replacement filter set restores full filtration performance to standard residential reverse osmosis systems including ISO RO5, ISO RO4DI, W 525, and W 425 models. Each kit includes one 5 micron sediment prefilter, one granular activated carbon (GAC) prefilter, one carbon block prefilter (5 or 10 micron), and one inline post carbon filter for final polishing. SPECIFICATIONS Complete Annual Service Kit Filter Dimensions 10" 2. 5"