For flat roofing, look for cracks or blisters around the leak site and cut a line down the middle of the blemish with a utility knife. Then, squeeze out any water, cover the area with roofing cement and drive a galvanized nail through the site. To learn how to repair https://raymondydglo.mappywiki.com/931238/5_einfache_fragen_Über_roof_fix_beschrieben