Moen Faucet Cartridge - 104421

Moen Faucet Cartridge - 104421

Restore smoother faucet control and sealing with this Moen Faucet Cartridge - 104421. A faucet cartridge regulates water flow and temperature inside the faucet body, so the correct replacement can help stop leaks and improve handle operation.

104421 is a faucet cartridge used when the original cartridge leaks, sticks, drips, or no longer controls flow and temperature correctly.

Compatibility: Match by faucet model, cartridge design, stem style, and hot/cold application where applicable.

Please confirm the faucet model and cartridge design before ordering.

Is it time to replace?

• Common Symptoms: Dripping, difficult handle movement, inconsistent temperature control, or restricted flow.
• Visible/Sensory Cues: Worn seals, mineral buildup, broken cartridge tabs, or persistent leaks from the spout or handle area.

Pro Tip: Shut off the water supply and compare the removed cartridge to the replacement before installation.

Technical Specifications