These algae resistant roofing shingles incorporate a little bit of copper coated granules along together with the ordinary mineral granules
. These work in the exact way in which the strips by the peak do. The increased benefit is without question that the copper is actually dispersed over the total roof rather of merely at the very top. This is going to prevent the chance of enduring an increased concentration of copper at the top of the roof, eliminating a lighter shade at the very top compared to at the bottom. The copper granules on the new roof are going to avert Gloeocapsa magma from taking hold on your roof together with the distribution all through your locality.