ProFlex flexible RV sealant
It seems like most people (including my dealer) suggest using this product for all general non-roof sealing jobs (along diamond plate edge, outlets, trim pieces, etc.. I know ProFlex says it can be...
Forum Discussion
jdog wrote:
Why can you not use it for roof sealing?
Personally I have found that over time it will pull away from a TPO roof. However TPO is uncommom; people call it a rubber roof but it's more like polyethylene, which almost nothing sticks to. Most "rubber" roofs are EDPM, and I would guess that ProFlex would stick to EDPM.
All that said, Dicor lap sealant would be my choice for a roof. Its style of bulk buildup seems better suited to roof sealing jobs.
