Plywood Decking Calculator

Calculate plywood sheets needed for roof decking.

Surface area measurement (length × width for rectangles).
sq ft
Dimensional measurement of the item.
Multiplier used in the calculation.
%

Results

Sheets Needed:
Calculated sheets needed based on your inputs.
-sheets
Total Coverage:
Sum of all calculated values.
-sq ft
Waste Amount:
Calculated waste amount based on your inputs.
-sq ft
Reference: Industry Standards. Standard plywood sheet dimensions and waste factors.