How Many Bundles Of Roofing Shingles Do I Need

Underlayment usually comes in rolls of 4 squares each.

How many bundles of roofing shingles do i need. For a new roof you will also need the same amount of underlayment. With 1460 square feet how many bundles of shingles do i need. 1 square of shingles is the amount needed to cover 100 sq. So in the gable roof example above you would need 240 squares of underlayment.

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. This would be 87. As a rule of thumb there are 3 bundles to a square assuming that you are using three tab strip shingles. A square of shingles is the number of shingles needed to cover 100 sq feet of roof area.

A square is 100sq feet if your using some of the heavier roofing most one bundle of shingle covers about 33 square feet of roof hence around 850 bundles of shingles will be needed for 28000 square feetroof. 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. With that as background you are now ready to estimate how many shingles you will purchase for. When shingles come three bundles to the square there are 29 standard sized shingles 12 in.

Cecil venturella march 3. 1square of roofing covers 100 square feet of roof a bundle is 1 3 of a square. 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. Normal architectural shingles are approximately 3 bundles per square.

Community answer 1460 divided by 100 equals 14 6 squares so 14 6 x 3 bundles per square equals 43 8 bundles. By 36 in in each bundle. The most common type of shingle called a three tab or strip shingle is generally packaged three bundles per square. The key dimension you need to look at is the area covered per bundle.

Four bundles to a square. It is common to use 3 bundles to a square of shingles. 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. However if you are using heavier shingles you will require 4 to 5 bundles for a square.

Shingles come in wrapped bundles designed to be light enough for a person to carry so heavier shingles require more bundles per square. Three bundles to a square is most common which applies to most three tab strip. There are also 29 standard sized shingles measuring 12 inches by 36 inches in each one of these. Figuring out the roof area is the first step to determine how many bundles you ll need to order.

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