1222 One-Handle Faucet Cartridge

Key Features

• Pressure-balancing design maintains water temperature during pressure fluctuations.
• Compatible with single-handle tub and shower faucets.
• Constructed from brass and plastic components.
• Restores faucet function and stops leaks from the spout or handle.
• Includes a twisting cap to assist with loosening the installed cartridge.

Replaces / Cross-Reference Part Numbers

• Moen 1222
• 1222B

Compatibility & Fitment

• Fits Moen single-handle pressure-balancing tub and shower valves.

When to Replace

• Faucet is leaking or dripping when turned off.
• Handle is difficult to operate or feels stiff.
• Inability to achieve or maintain a consistent water temperature.
• Water flow cannot be completely shut off.

Installation Tips

• Always shut off the main water supply to the faucet before beginning installation.
• Note the orientation of the old cartridge before removal to ensure correct hot/cold alignment.
• Use a dedicated cartridge puller tool if the old cartridge is stuck.
• Clean any sediment or debris from inside the valve body before inserting the new cartridge.
• Apply a thin layer of silicone-based grease to the new cartridge O-rings for easier installation and a better seal.