Watts Premier 531161 RO Pure Plus 6 Pack Filter Kit Softening Resin2733 Cartridge format eliminates need for

Cartridge format eliminates need for drain lines or backwash cycles

all FDA grade construction

Designed for straightforward replacement during routine valve maintenance or when addressing brine draw issues

and water treatment chemicals

Open the bottom drain valve to flush accumulated sediment from the chamber

Watts Premier 531161 RO Pure Plus 6 Pack Filter Kit Softening Resin2733 Cartridge format eliminates need forWatts Premier RO Pure Plus 6 Pack Filter Kit Complete annual replacement set for four stage reverse osmosis systems Model 531161 Four Stage Filtration 50 GPD Membrane Included Full Year Supply This complete replacement kit contains everything needed to maintain your Watts Premier RO Pure Plus or Zero Pure Plus reverse osmosis system for one full year. The six piece set includes two sediment pre filters, two carbon pre filters, one 50 GPD membrane, and