How to apply 303 on fiberglas roof?
I have read many times here on this forum and others about using 303 on a fiberglass roof. I know it works well on rubber products. I looked on Amazon and I can get a gallon of this stuff for ab...
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I do my roof twice a year with protect all. I just go to the dollar store get one of the sponge mops for a buck. Go up on the roof spay the product on the roof wipe it on with the mop and I'm done no more crawling around on my knees.
