A 12 in 12 pitch is a steep 45 degree angle roof.
How many playwood is a squeer roof.
Roofing material is estimated by the square which is equal to 100 square feet.
Most roofs will be sheathed in plywood at least 3 8 inch thick.
From flooring to paint to landscaping square footage is going to be a necessary measurement to get the right amount of materials for your project.
For most home improvement projects knowing how to calculate square footage is an important skill.
That will suffice on a roof with rafters set 16 inches apart with minimal roof loads.
Our square footage calculator sqft calculator helps you calculate the area required for roofing shingles landscaping for a garden tiling flooring space carpeting and wallpaper.
So dividing the area of the roof by 32 will give you the number of sheets needed.
800 32 25 sheets.
The square footage of a hip roof area is identical to the square footage of a gable roof of the same measurements.
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.
A typical 4 foot by 8 foot sheet of plywood covers 32 square feet.
Once you have the area you can divide by the area of a sheet of plywood to find the number of sheets needed.
See the image below for more explanation on rise run and pitch.
If your roof has triangles and other shapes you ll need to use a calculator to find the square footage.
A 4 8 sheet of plywood is 32 ft 2.
One sheet 32 ft.
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.
Thus a moderate 6 in 12 roof pitch means that the roof rises 6 inches vertically for every 12 horizontal inches it runs.
The average roof is 3 000 square feet or around 30 squares.
There is even a siding square footage calculator so you can estimate house siding costs without any hassle.
Many homes have an asphalt shingle roof but some have wood metal tile and slate which can be more expensive.
A 4 8 sheet of plywood is 32 ft 2.
This comes out to about 94 sheets of 4 x 8 plywood.
This basically calculates the number of sheets needed for a gable roof.
The calculation is based on that the plywood or osb oriented strand board sheets are of a 4 x 8 size.