Leak behind the wall of shower, tub insert.

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Wdemery

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I have leak behind the wall of a shower, tub insert. I am pretty sure it up around the shower outlet. Behind the shower insert is a hallway with sheetrock wall paneling. Can I get to the leak from there?
 

Terry

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For locating a leak on a tub/shower, there are several steps. We start low and work ourselves higher as we go.

Does the tub hold water? Pouring water in the tub, and then checking for a leak on the lower drain.
Is it the overflow leaking? Sometimes when kids fill the bathtub higher than the overflow, and the gasket there isn't sealing, that can leak below. I say kids because so often when I get that call, I ask if any kids recently took a bath. Oh yes, yep.
Okay, we're checking the overflow.

Some tub spouts are the cause. When the diverter is pulled up on the tub spout, does water leak into the wall? That's also a common one. A new tub spout is often my cure. I favor the Delta spouts with their weird adapter as that let's me use a pipe nipple or solder onto copper. A good slip spout on copper also works. Moen makes a good one.

Okay, maybe not the tub spout. Is it the caulking around the wall plate and tub spout. You shower with your back to the shower head and the water bounces off your body and onto the wall with the controls. Make sure that has some clear caulking. Yes you can use white too, kind of noticeable though. I can see white caulking from the kitchen it's so obvious.

Is it the shower head? Sometimes those crack over time? I had one condo where the tenant on the third floor was showering with a dangling shower head and arm. Replaced the shower arm and it was all good.

I had one where the shower head was spraying sidewise over the curtain. And they didn't even notice. Weird.

And then the was the one where I asked first if the husband was showering with the sliding doors open. Oh no, he wouldn't do that.
So I cut drywall, opened up ceilings and found nothing. I'm telling you "NOTHING".

A year later I go back, walls patched and painted, I'm there for something else. Did you figure out the shower leak?
Yes, my husband was showering with the slider door open. Dooh!!


tub-spout-adapter-terrylove-02.jpg


Delta tub spout adapter. Takes either a threaded nipple, or can be soldered to copper pipe on the other end.
 
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