The hardest part is how you determine the number of bundles it requires you to order to cover all your roof areas.
How many bundles of roofing ina square.
Therefore a 40 square roof would require approximately 120 bundles of shingles.
40 and 50 year shingles are 4 bundles per square.
The square footage of a roof is normally measured in squares of 100 feet.
It typically takes three bundles of standard three tab asphalt shingles to cover one square on a roof.
Nov 27 2018 at the touch of a button you can find out how many bundles of architectural shingles in a square.
The average bundle of shingles covers 33 3 ft 2 so three bundles of shingles are needed per square.
Each square will need three bundles of shingles to cover it.
Find the total square footage of your roof by multiplying the width by the length and then divide that number by 100 and you will get the number of squares you need to cover.
For example if brand a has 20 shingles in a package but brand b has 26 it could be that the brand a bundle covers more area.
A roof square is equal to 100 square feet so each bundle covers roughly 33 1 3 square feet.
How many bundles of shingles will you need.
Although roofing projects are estimated and sold by the square roofing material is often not sold in 1 square increments.
Shingle coverage for 20 25 and 30 year shingles is 3 bundles per square.