How To Figure How Many Shingles For A Roof

To figure out how many bundles you ll need multiply the number of squares by 3.

How to figure how many shingles for a roof.

Shingles typically come in a bundle that s large enough to cover 1 3 of a square. Then add 10 to the number to account for waste. A square of shingles is the number of shingles needed to cover 100 sq feet of roof area. Determine the number of shingle bundles you ll need by multiplying by 3.

So if you have 24 squares multiply that by 3 to get 72 bundles. 1square of roofing covers 100 square feet of roof a bundle is 1 3 of a square. However shingles are packaged in a way that they are light enough for the average person to carry around. To estimate roofing materials start by finding the total square footage of the roof and divide the number by 100 to determine the number of squares in the roof.

Measure the length of the bottom of any triangular shaped portion of the roof. How many bundles of shingles will you need the average bundle of shingles covers 33 3 ft 2 so three bundles of shingles are needed per square. Asphalt shingles are sold in bundles that can cover 1 3 of a roof square or roughly 33 square feet. Measure the length and width of each rectangular or square area of the roof and multiply the length times the width to gain the total.

How to figure how many squares are needed for shingles. However if you are using heavier shingles you will require 4 to 5 bundles for a square. Asphalt shingles range in price from about 25 per bundle for a standard 3 tab style to around 50 75 or more for an upgraded architectural style. Note that in the last 3 4 years costs of roof shingles and many accessories have gone down by an average of 18 20 currently the us national average for benchmark architectural shingles is around 74 51 square or 25 per bundle.

When you are using 3 bundles for a square you will be getting 29 standard shingles in each bundle. A square of roof is approximately 100 square feet of space on top of your home whether it runs at a slant horizontal to the yard or vertically toward a chimney or gable. Waste is calculated at 7 5 for a gable roof and 15 for a hip roof which are typical in the roofing industry. A square of shingles would be a minimum of three bundles.

It is common to use 3 bundles to a square of shingles.