Newspaper article The Topeka Capital-Journal

Shower Leaks Could Have Several Causes ; Check Mortar underneath Pan, Seams of Glass Walls for Moisture

Newspaper article The Topeka Capital-Journal

Shower Leaks Could Have Several Causes ; Check Mortar underneath Pan, Seams of Glass Walls for Moisture

Article excerpt

Q: In 1994, we had a two-story house built. In 2013, we had our second-level master shower remodeled. Since then, about every two to three months we get a substantial amount of water that pours through the fan/light vent in the first-story bathroom, which is directly below the master shower. The plumber has come out once and couldn't locate the problem. The contractor is also unable to locate the leak. The leak has no association with the shower, flushing the toilet or using the vanity sink. Any suggestions would greatly be appreciated.

A: I have found situations similar to yours, and here are some possible conditions that could cause a shower to leak.

1. If you have a fiberglass pan (bottom of the shower), it could be that when the pan was installed, the mortar underneath the pan was thrown in rather than spread out, and there could be a cavity in the mortar that holds water until it overflows and leaks.

2. When the shower is on and there is no one in the shower, and therefore no weight on the drain, the shower doesn't leak. …

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