create a base remove the old shingles and spread 30 lbs tarpaper or roofing felt to create a base. if you only have one layer of shingle on the existing roof, then use 1x4 slat boards. this will need to go over the existing roofing using 3-inch screws. they need to be about every...
If you chose to use plexiglass for the windows, insert them now. Finish the windows (with or without the plexiglass) with the quarter round molding around the edges. 8 Shingle the roof. Line up the first row of shingles along the edge, and then have all adjacent rows of shingles ...