The Watts Kwik-Change cartridges are easy to change with just a single turn. No filter sumps, no mess, and the double O-rings prevent leakages.

Features:

• Cartridges connect directly to the unit by a simple 1/4 turn.
• Filter housings are eliminated. No mess during cartridge replacement!
• Internal valves shut off flow when cartridges are removed.
• Cartridges have double o-rings so they won’t leak
• Compact design, so the unit requires less space below your sink.
• This filter is not compatible with the Watts Premier RO-4

Product Note: This filter will NOT fit the Watts Premier RO Pure RO-4 or Filter Pure UF3 Systems. If you have one of these systems please order part number 105311.