This calculator helps estimate the number of 4 X 8 sheets
of either plywood sheathing or sheetrock for covering a wall.
1. Enter the height of landing in inches
2. Enter the desired rise of steps.(This amount is adjustable)
3. Enter the desired run of the stairs in feet. (This amount is adjustable)
4. Enter the desired length of each step. (This amount is adjustable)
5. You are looking for the best combination closest to zero "0" in box 7.