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SDTacoMan's avatar
SDTacoMan
Explorer
Dec 14, 2019

Camper Roof coating on top of old Coating?

Hello all!

Me and my girlfriend just picked up what we thought was a nice move in ready camper, but to our dismay it had a decent leak on the front wall of the camper. We are both lacking a lot of knowledge on RV's, although I have worked a lot of maintenance jobs in the past and I'm a bit of a handyman, so we are trying to make this livable by ourselves.

After pulling the inside wall out I believe I have narrowed the leak down to the outside front corner moldings which I have removed, cleaned, and am going to apply dicor corner tape to the sheet metal and butyl-tape back on then finish it off with some pro-flex RV caulk.

While pulling the corner moldings off near the roof I found that an old coating (the previous owner claimed it was 'just' re-coated) began to peel off with the trim piece.

We were planning on coating the roof with dicor extended life 100% silicone elastomeric roof coating, but we were just going to coat on top of the old coating.

TL;DR

My question is, should I begin trying to peel the old roof coating off (as it seems to be peeling off ok here) or should I leave the coating and just apply on top of it. I don't believe I have any roof related leaks at this point of time anyways, so I'm not sure I want to go for it if it's going to cause me a ton of work.

Here are some pictures of the current roof coating:




and here is where the corner trim piece was covered by the coating, and began peeling away as a consequence of its removal:
  • yeah, I figured that's not a wise choice. However, it does appear to be mostly solid. I would have figured this are was solid as well if I hadn't taken the corner trim pieces off. There's no visible peeling elsewhere on the roof and the lap sealant around all the vents and stuff looks pretty fresh.
  • While pics help, still hard to give good advice without actually seeing the roof. You likely know that recoating a roof that is peeling badly, would not be a wise choice. If the roof is mostly solid, but just looks bad, I'd just recoat over the existing finish.

    You don't mention year of trailer, or how much invested already, but those things would help to decide how much work you want to put into it.

    Jerry

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