The Shed Roof Sheathing Calculator is a practical tool for determining the number of plywood sheets needed to cover a shed roof using imperial measurements. It is ideal for contractors, roofers, and DIY enthusiasts who require precise material estimates.

Instructions

1. enter length A of the building in feet and/or inches
2. length B in feet or inches
3. the overhang on the side of the roof in inches
4. the overhang at the front of the roof in inches
5. the overhang at the rear of the roof in inches
6. enter the roof pitch as a rise over 12
7. a percentage of material waste

The Results

1. the area of the roof in square feet
2. number of plywood sheets required, calculated using a standard sheet size of 8'x4'
3. additional sheets necessary to account for waste
4. total sheets needed, including waste