Patch the nail or screw holes by slipping a piece of roof flashing underneath the shingle. Insert a bead of caulk or roof cement to the very best and bottom edge of the flashing to help keep it set up. Water can seep into joints, beneath shingles and within flashing https://roofing-service83472.bloggerbags.com/39196751/not-known-facts-about-roofing-contractors-near-me