How Many Roofing Bundles Per Square

Three bundles covers one square foot of roof area.

How many roofing bundles per square.

Therefore a 40 square roof would require approximately 120 bundles of shingles. A typical bundle of three tab shingles has 29 standard sized shingles. One square equals 100 square feet or a 10 x 10 area. Shingle roofs typically have a life span of 15 30 years while membrane roofs usually last 5 15 years.

However shingles are packaged in a way that they are light enough for the average person to carry around. Once you look at the more substantial three tabbed variety these require four per square and sometimes possibly five to cover the same square. A roof square is equal to 100 square feet so each bundle covers roughly 33 1 3 square feet. Specialty shingles such as iko armourshake are heavier and therefore packaged to cover 20 square feet per bundle or five bundles per square.

The most common roofing materials used in the united states include shingles membrane roofing and ceramic tile all of which have different life spans. Shingles are packaged in lightweight bundles intended for easy transport up and down a ladder and across precarious heights. A square of shingles is the number of shingles needed to cover 100 sq feet of roof area. For a new roof you will also need the same amount of underlayment.

A square of shingles covers 100 square feet of a standard 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. How many bundles of shingles in a square 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. Once you have a three bundle pack to cover a square you will have 29 x 12 inches by 36 inch standard sized shingles per bundle.

Although roofing projects are estimated and sold by the square roofing material is often not sold in 1 square increments. One bundle covers 33 3 sq. 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. Normal architectural shingles are approximately 3 bundles per square.

It typically takes three bundles of standard three tab asphalt shingles to cover one square on a roof. There are also 29 standard sized shingles measuring 12 inches by 36 inches in each one of these. So in the gable roof example above you would need 240 squares of underlayment. The most common type of shingle called a three tab or strip shingle is generally packaged three bundles 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. The most common you find apply to three tab shingles and take three bundles of shingles for each square.