Forum Discussion
winnie143
Nov 03, 2015Explorer
My Winnebago has a fiberglass roof. It is not the roof material that is the problem, it is the seal at the air conditioners that presents the problem. The ac perimeter seal leaked slowly and got into the roof deck and caused rot. I noticed the deck starting to sag in spots and get a little spongy. Probably the best roof material as long as the perimeter is well sealed. The weight per square foot would be negligible to other systems. The puncture resistant is far superior.
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