Pressure-balance valves protect you and your family from sudden temperature changes. Single-function valves conveniently control water temperature and volume with one handle. You can install with confidence, knowing that Peerless faucets and parts are backed by our Lifetime Limited Warranty. Single-function pressure balance cartridge For use with Peerless tub and shower faucets Replaceable without going behind the wall Sold individually Valve Cartridge - Peerless