How Many Shingles Needed For Roof

When you are using 3 bundles for a square you will be getting 29 standard shingles in each bundle.

How many shingles needed for 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. Shingle roofs typically have a life span of 15 30 years while membrane roofs usually last 5 15 years. It is common to use 3 bundles to a square of shingles. It takes 3 bundles to cover a square if you use 3 tab shingles the most common type.

A square of shingles is the number of shingles needed to cover 100 sq feet of roof area. Singles are often sold in bundles with three bundles equaling one roof 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. So most popular shingles are sold such that three bundles are needed to cover one square of roof area.

The number of squares determines the amount of shingles needed. Asphalt shingles are typically packaged with this in mind but if a package of shingles covered an entire 100 square foot square it would be too heavy to handle. The most common roofing materials used in the united states include shingles membrane roofing and ceramic tile all of which have different life spans. Waste is calculated at 7 5 for a gable roof and 15 for a hip roof which are typical in the roofing industry.

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. However if you are using heavier shingles you will require 4 to 5 bundles for a square. Let owens corning roofing help you calculate exactly how much ventilation you will need for a healthy and balanced attic with our 4 step ventilation calculator. But be careful not all shingle brands are packaged three bundles to a square.

As a rule of thumb there are 3 bundles to a square assuming that you are using three tab strip shingles. Divide the total footage by 100 to determine the number of squares in the roof. 1square of roofing covers 100 square feet of roof a bundle is 1 3 of a square. Enter square footage calculate or enter the square footage of the attic or area to be vented.

There are also 29 standard sized shingles measuring 12 inches by 36 inches in each one of these. However shingles are packaged in a way that they are light enough for the average person to carry around.