Global Water (GWRO) 4 Stage Reverse Osmosis Replacement Filters 91500 KDF-55 handles chlorine and water-soluble

KDF-55 handles chlorine and water-soluble heavy metals through oxidation-reduction

Mechanical meter tracks water usage from 125 to 2

Actual lifespan depends on feed water quality

trusted by installers who need mounting hardware that performs as reliably as the filters it supports

Replace cartridge when output TDS exceeds acceptable levels for your application

Global Water (GWRO) 4 Stage Reverse Osmosis Replacement Filters 91500 KDF-55 handles chlorine and water-solubleGlobal Water GWRO Series 4 Stage Reverse Osmosis Replacement Filters Complete filter set for GWRO systems. Four stages of protection: sediment removal, activated carbon adsorption, reverse osmosis membrane filtration, and final carbon block polishing. 4 Stage System Annual Replacement OEM Global Water HOW IT WORKS Four stage filtration engineered for bottleless water systems SEDIMENT Stage 1: 5 Micron Sediment Captures sand, rust, silt, and