Rust Stain on Asphalt Shingles
On May 5, 9:04*am, wrote:
Does anybody know how to remove rust stains from asphalt shingles? *I
have to vents that have left rust streaks running all the way down the
roof to the gutters. *I have light gray shingles.
An acid cleaner like CLR might work, I dont know if it will damage
shingles.
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