lanerdExplorer IIApr 29, 2017303 on roofI've heard of using 303 on fiberglass gel coated mh roofs to prevent oxidation and white streaks. My question is: is one coat enough, or should I put more, and if yes, how many more? thanks, R...Show More
crassterExplorer IIMay 02, 2017I'd go for two if you want much longer protection. It is good stuff, you will like it.
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