Room if the boards are 3 wide.
Roof shingle conversion 25 linear feet to square feet.
Each plywood sheet is 4 x 8 feet or 32 square feet which coincidentally is almost exactly equivalent to the coverage of one bundle of traditional three tab shingles.
When you get to the home improvement store you find out the roofing materials are sold by the linear foot.
It s easy to convert a measurement in terms of square feet to one in terms of linear feet.
25 length 480 linear feet.
To find the squares divide the overall roof area by 100 and then round up.
If it s a re roof project and you have access to the original paperwork from the last shingle installation that may be useful in showing the roof area.
As a rule of thumb there are 3 bundles to a square assuming that you are using three tab strip shingles.
You ve measured your roof and calculated the area in square feet.
3 12 25 now convert to linear feet.
This is simply 100 square feet of roof.
A square simply refers to a 10 x 10 square of roofing.
However shingles are packaged in a way that they are light enough for the average person to carry around.
A square of shingles is the number of shingles needed to cover 100 sq feet of roof area.
Convert the width measurement to feet.
For example let s find how many linear feet of hardwood flooring will be needed to cover a 120 sq.
Using an international foot of exactly 0 3048 meters length.
100 square feet 1 roofing square 9 290304 cubic meters si unit.
Roofing contractors estimate projects and materials by the square so it is crucial to find this measurement to accurately estimate the amount of material needed.
You re ready to re do your roof and it s time to purchase the materials.