Forum Discussion
subcamper
Aug 08, 2015Explorer II
Lynnmor wrote:
Probably caused by lack of support below. My floor looked like they used a chainsaw to clear for the plumbing. You should have the plumbing checked for cracks as well. My drain pipes were cracked because they were supporting the weight. This stuff is pieced together by folks that don't even have plumbing in their own houses.
Our shower/tub combo is the same way, very little support underneath and only at a few points. I had to access the area for something else and noticed the connections were not very tight. Luckily it didn't leak. Way oversize holes for the plumbing which provides little support in key areas.
What I do is use the minimally-expanding foam in spray cans (usually labeled for doors and windows) and fill the area between the shower floor and the wood floor under it so it distributes the force all over instead of a few points. Do NOT use the regular expanding foam, as it expands too much and could force the shower floor up and actually cause cracks.
I agree with the other posts that say lack of support under the shower caused the problem. If the dealer replaces the shower but doesn't fix the core problem, it will just happen again later.
Steve
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