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Moen Solutions

One Handle Deck Mount Tub Filler: Leaking

This article explains the different types of leaks that can occur with a One Handle Deck Mount Roman Tub faucet. The area of the leak will help determine the method of repair. 


Remember, before beginning any repair to a plumbing fixture always shut the water supply off. For additional information on closing off the water supply to this shower system visit, How To Turn Off The Water Supply To The Faucet.


Location of Leak :(Where is water visibly leaking?) Solution: 

What leaks or drips out of the spout continuously 24/7

Water drips or runs from the spout while the hand shower is being used.
Water is leaking out from around the lever handle area. 
  • NEW INSTALLATION: Tighten the Cartridge Nut-Confirm the cartridge and system have enough compression. Installation should be hand-tight plus a one-quarter turn with a wrench.
  • Replace the Flow Cartridge 184607 that is housed behind the Handle inside the rough-in valve.



"Are my parts under warranty" Moen has a faucet warranty and a parts warranty. To view the full warranty, see

"Can I purchase my parts at my local home center?"  No, however, part are available to purchase directly through or by calling 1-800-BUY-MOEN.

For additional information on One Handle Tub Fillers, visit One Handle Tub Fillers: Wall or Deck Mounts.

Still Not Finding What You're Looking For?

Contact Us or Call 1-800-BUY-MOEN           

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