How Many Shingles Do I Need For Roof

You can t merely go by the number of shingles in a bundle since shingle size and coverage vary from one brand to the next.

How many shingles do i need for roof.

So in the gable roof example above you need 240 squares of underlayment. This means you would need 240 squares of shingles to cover that roof. The most common type of shingle called a three tab or strip shingle is generally packaged three bundles per square. It is common to use 3 bundles to a square of shingles.

Since it takes 3 bundles of shingles to cover a square plan to purchase 3 bundles for each square. Then add 10 to the number to account for waste. 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. The most common roofing materials used in the united states include shingles membrane roofing and ceramic tile all of which have different life spans.

How many bundles of shingles will you need. 1square of roofing covers 100 square feet of roof a bundle is 1 3 of a square. When you are using 3 bundles for a square you will be getting 29 standard shingles in each bundle. Although ceramic tile roofs are expensive they can have a life span of over 100 years.

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. A square represents 100 square feet of area covered by shingles. Singles are often sold in bundles with three bundles equaling one roof square. The average bundle of shingles covers 33 3 ft 2 so three bundles of shingles are needed per square.

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. The key dimension you need to look at is the area covered per bundle. Waste is calculated at 7 5 for a gable roof and 15 for a hip roof which are typical in the roofing industry. To properly calculate how many bundles of shingles are needed to roof your home you need to calculate the total square footage of the roof and convert it to squares.

For a new roof you will also need the same amount of underlayment. Roof length measured in feet roof width measured in feet roof pitch roof type either gable or hip. 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. Shingle roofs typically have a life span of 15 30 years while membrane roofs usually last 5 15 years.