The Watts Premier RO Pure W-2R-2Y-1B-1G Replacement Water Filter Kit provides a complete one year supply of filters for your RO Pure RO-4 reverse osmosis system. This kit includes the sediment and carbon prefilters, carbon postfilter as well as the membrane. The filters feature high-quality media which will reduce sediment, dirt, rust silt, chlorine, tastes, and odors from your drinking water. They also prepare your water for the reverse osmosis process, and conditions it before and after the RO System.
(2) Sediment 105311 Prefilters
Traps sediment and other particles such as dirt, silt, and rust for better looking and tasting drinking water. Change every 6 months.
(2) Carbon 105351 Prefilters
Active carbon removes chlorine and enhances taste. Conditions water to prepare it for RO treatment. Change every 6 months.
(1) GAC Carbon 105341 Postfilter
Granular activated carbon (GAC) further enhances flavor of water, while reducing chlorine and conditioning. Change every 12 months.
(1) 50 GPD 105331 Membrane
Membrane effectively reduces arsenic, lead, nitrates, perchlorate, chromium, copper, dissolved solids and cysts. Change every 12 months.
PRODUCT NOTE: These filters will NOT fit the Watts 1/4 turn Kwik Change Reverse Osmosis System. If you have one of these systems please click here.