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How Big Is a Roofing Square?

In the roofing industry one square is equal to an area of 100 square feet.

In the roofing industry one square is equal to an area of 100 square feet. 


Framing Sqaure

A roofing square, a measurement of area, should not be confused with a framing square, a tool for making measurements. 


Roofing Shingles

Many roofing materials, like felt, are measured in their weight per roofing square.  For example, material labeled "10# roofing shingle" would weigh ten pounds per square of roof.

Higher weights give you less squares per roll of shingle. 


Roofing Tiles

The most common concrete tile comprises about 90 tiles per roof square. 

About the Author

David White begin writing professionally in in 2004. His work appears in the State University of New York, Oswego campus newspaper, "The Oswegonian," and The Wilbur Weekly, an internet based weekly entertainment leaflet. He has a Bachelor of Fine Arts in cinema studies from SUNY, Oswego.