How To Repair A Leaky Moen Shower Faucet

What happens here

This video provides a detailed, step-by-step guide on how to replace a leaky Moen 1200 single-handle shower cartridge. The process includes preparing the plumbing, disassembling the faucet, removing the old cartridge using specialized tools or pliers, cleaning the valve body, installing a new cartridge, testing the water flow and temperature, reassembling the faucet, and applying caulk for a neat, sealed finish. The guide emphasizes key techniques for easier removal and proper installation to ensure smooth, leak-free operation.