That is what one roofer is telling HO in the North as well as many, many other BullChit!! It drys the shingles out and NO you NEED to Replace it!!! It doesn't work... blah, blah
Gezze what a trip !! LOL
Funny chit you get from all over!!
Kim R
Perhaps you need to remind the roofer what both GAF and ARMA recommend about cleaning shingles.
Dave
Advantage Roof Cleaning Company
Certified Roof Cleaning Specialist
Premium Member Roof Cleaning Institute of America
630-730-8105
Aurora, IL
info@AdvantageRoofCleaning.com
www.AdvantageRoofCleaning.com