Posted by DTEPStore on 11/21/2014 to
DEFY
The answer is no. DEFY Roof Cleaner Concentrate is only for algae, moss, mildew, mold and only to be used on asphalt shingles.
The answer is no. DEFY Roof Cleaner Concentrate is only for algae, moss, mildew, mold and only to be used on asphalt shingles.