Your roofer will know that steeper roofs use more shingles than lower sloped roofs for the same house size and there are established slope multiplier factors to make this calculation simple see table below.
Square foot of roofing shingles.
To find the squares divide the overall roof area by 100 and then round up.
The average size roof is about 1500 square ft.
3 50 5 50 per square ft however most roofing contractors will price your roof per square meaning 100 square ft.
A square simply refers to a 10 x 10 square of roofing.
The most common roofing materials used in the united states include shingles membrane roofing and ceramic tile all of which have different life spans.
For example a very steep roof on a 1 000 square foot attic will need more shingles than a lower sloped roof on the same sized attic.
Of total coverage equals 1 square.
There s a couple different styles of roofing shingles.
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.
3 tab and architectural shingles and both carry similar labor rates of.
Shingle roofs typically have a life span of 15 30 years while membrane roofs usually last 5 15 years.
How much does it cost to have roofing shingles installed.
This is simply 100 square feet of roof.
Get the square footage of roof and divide it by 100 and it will give the number of squares you need and for every decimal number over 3 buy a bundle to achieve the amount of material.