Surprised by roof inspection
I know I should get on the roof every year and clean it and I have not done so this year. I was on the roof earlier today to check my AC for another issue and found three areas that look like this wi...
Forum Discussion
Almot wrote:Bird Freak wrote:
Your first post was wrong. Silicone will not last long on this.
It looks like I repeated again that wrong assumption that I made earlier - that people always use their ... and so on :)
There was nothing in my first post about silicone. Key word here is not even "compatible", but "suitable".
Dicor lap sealant is compatible and suitable.
Geocel EPDM sealant is compatible and suitable.
Exterior Polyurethane caulk is compatible and suitable.
Silicone is "compatible" with EPDM, it will adhere, it will not "ruin" the roof, but I would not use it, it's not suitable for this application, and not only because of shorter life.
Read the label before using caulk. And think.
Silicone does NOT stick to EPDM---PERIOD. It can be used as a temporary patch until you get the correct material. For THAT matter, Silicone will NOT adhere correctly to Fiberglass(Fiberglass roofs). Doug
