Quote:
Originally Posted by kevman
Any product tips for cleaning a fibreglass van roof/bubble top? I've got thousands of little black spots and some pretty serious yellowing all over the place. When I replaced the windows I was able to clean the rough opening perimeter for the new window seal with some wet sanding and a lot of elbow grease but there has to be a better way that won't take all week for the rest of the roof.
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Look up Fiberglass boat cleaning tips. It's probably mold, so a mold killer will work:
https://www.thehulltruth.com/boating...g-my-boat.html