Roofing Square Size

What is a roofing square.

Roofing square size.

When installing roofing over bare wood roofing felt often called tar paper is laid down first. Essentially it is 100 square feet or a 10 10 block. While it is possible to estimate the amount of necessary materials using only the total roof area measurement as can be seen from the table depending how large the pitch of the roof the actual area of the roof can differ by up to 2 236 from the measured total area at a pitch of 24 12. 1 roofing square 100 square feet.

Instead a square is a term of measurement all its own. Because each 100 square feet of roof is one roofing square divide the total area from step 1 by 100. Nor does it refer to squared yards. Roofing comes in rolls 3 feet wide and 36 feet long for a coverage of about 1 square.

Also roofing and siding are a commodity now days so even if you are off by a few sq. It does not matter how you arrive at 100 square feet. In roofing terminology a square is 100 square feet. Estimate the pitch of the roof.

The answer is the number of roofing squares for the roof. Feet it is fine. In the roofing industry the term square is unique. 10 feet x 10 feet 100 square feet or 1 roofing square 5 feet x 20 feet 100 square feet or 1 roofing square.

It does not refer to squared feet. The term roofing square and roof pitch are the most commonly used terms in the roofing industry.