Hidove OP-340009 40mm Pressure-Balance Ceramic Disc Cartridge with Check for Tub/Shower Valves

Package contents: one OP-340009 pressure balance ceramic disc cartridge plus check set. This replacement addresses common problems such as leaking, stiff or difficult rotation, and unstable water temperature. Temperature control: the OP-340009 pressure balance cartridge maintains water temperature within +/- 3.6° (+/- 1.7°), helping prevent abrupt temperature swings while you shower. Construction and longevity: includes a ceramic disc cartridge paired with an extremely plastic check, designed for smooth operation and long service life to reduce the need for frequent replacements. Compatibility: the cartridge measures 40mm in diameter and is made to fit tub/shower valves for a straightforward swap. Installation: verify the size and model against your old cartridge, then install the OP-340009 to stop leaks and save water.