W-415 Replacement Water Filters Compatible with the Watts 4 Stage RO System by IPW Industries Inc. K5668-BB; K5668-CC Three treatment methods in a

Three treatment methods in a single cost-effective cartridge

No Salt Required

Usage dependent

Universal 20" Big Blue Fit

W-415 Replacement Water Filters Compatible with the Watts 4 Stage RO System by IPW Industries Inc. K5668-BB; K5668-CC Three treatment methods in aIPW Industries Inc W 415 Replacement Water Filters Compatible with Watts 4 Stage RO System Complete 5 piece replacement filter set designed for Watts reverse osmosis systems and popular compatible models. Includes sediment pre filter, carbon block, 50 GPD membrane, and inline polishing filter for reliable multi stage filtration. 5 Piece Kit 50 GPD Membrane Watts Compatible WHY IT WORKS Four stages that cover sediment, organics, dissolved solids, and