This 2-pack replacement cartridges is compatible with Moen’s PosiTemp one-handle tub and shower faucets – one of the most common valve systems in North American homes. Whether you’re dealing with a constant drip, weak water pressure, or sudden temperature swings, a worn out cartridge is almost always the culprit. What’s included in this kit: 2 x replacement cartridges 2 x installation alignment tools (to prevent incorrect seating) What problems does this solve? Dripping / leaking – Wastes water, raises bills, and stains your tub. Low or fluctuating water pressure – Ruins your shower experience. Sudden hot/cold shocks – Dangerous and uncomfortable. Stiff or loose handle – Makes adjusting temperature frustrating. What benefits will you enjoy? Save money – Avoid a $150-200 plumber visit. With 2 cartridges, you’re ready for two repairs Save water – Stop the drip and lower your monthly utility costs Restore comfort & safety – Enjoy steady, predictable temperature and pressure every shower. DIY simplicity – Clear instructions + alignment tool make it easy for homeowners. Designed for durability, our cartridge combines a brass stem and polyphenylene shell – giving you the longevity of metal with the corrosion resistance of engineered plastic. It’s built to last like the original but costs a fraction of what a plumber would charge. Upgrade your shower repair kit today. Fix leaks, restore pressure, and take back control of your shower – all for less than the price of a single service call.