Cost to Shingle a Roof Covering Calculator
https://wiki-triod.win/index.php/Metal_Roof_Covering_Cost_vs._Asphalt_Tiles_in_2020
You can multiply the weight of a package of roof shingles by the complete number of bundles gotten for your task to get a rough price quote. Nonetheless, you can rely on about 10-- 15 percent as a basic array.