For more complicated shapes see the instructions below.
How many 4x8 plywood sheets to cover 128 sq ft.
A 4 8 sheet of plywood is 32 ft 2.
Multiply the length of the roof in feet by the width of the roof in feet to find the area of the roof in square feet.
This pattern results in added strength and stability that resists shrinkage and expansion.
The calculation is based on that the plywood or osb oriented strand board sheets are of a 4 x 8 size.
Plywood is a popular choice for residential and light duty construction and is made from thin sheets of veneer that have been peeled from debarked wood.
Find the area of a roof.
For example if the area to be covered in plywood is 800 ft 2 then 25 sheets of plywood will be needed to cover it.
Calculate how many sheets of plywood are needed.
1700ft2 32ft2 53 125 54 sheets of 4 x 8 plywood would be needed to cover 1700ft2.
Then do the same thing for the width.
Divide by the total square footage by the square footage of a sheet of plywood to find the number of sheets required to cover the space.
Square footage ft 2 square yards yd 2 square meters m 2 acres acre we also have price or cost input which completely optional but allows you to calculate the cost of materials such as plywood aluminium paint and labor cost most contractors use price per square foot when calculating their labor cost.
This basically calculates the number of sheets needed for a gable roof.
If you know you ll be using 4 foot by 8 foot sheets of plywood use the total roof area to find the set number of sheets you ll need.
Divide the roof s area by 32 32 is the total area of one sheet of plywood to find this figure.
800 32 25 sheets.
But the usage of the plywood isn t specified.
Once the area is known divide by the area of a 4 8 sheet to find how much sheathing is needed.
How many 4x8 sheets of plywood to cover 400 square feet.
These thin layers also called plies are glued together in alternating perpendicular directions to create a cross graining pattern.
4x8 is 32 s f.
How many 4 x 8 sheets of plywood do i need.
The square footage of a hip roof area is identical to the square footage of a gable roof of the same measurements.
Plywood comes in 4 x 8 sheets 32 sq ft 300 32 9 37 so you need 10 sheets 8 sheets is needed to cover 255 square feet 255 4x8 7 31 32.
Use the drop downs below to select a length in feet.
It figures how many pieces long then how many wide.
For example if your roof is 3 000 square feet divide 3 000.
Area of a sheet of plywood 4 x 8 32.
But how many plywood sheets would it take to cover 200 sq feet.
This calculator does not simply divide the total square footage by 32.
400 divided by 32 12 1 2 sheets of 4 x 8.