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
• 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 UF3.