How Big Is A 25 Square Roof

The first step in a free roofing estimate is measuring the roof dimensions.

How big is a 25 square roof. 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. One roofing square is equal to 100 square feet. So in a sense we re talking about square feet but using this unit makes it easier to calculate the footage or required materials and cost of a roofing project. The slope of your roof will factor into how many additional square feet are on your roof.

Most composition shingles are 3 bundles per 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. A square is an area of roof which measures 100 square feet. Bundles of roofing material per square.

Essentially it is 100 square feet or a 10 10 block. The typical factor is 25 more roof than house square footage. Take your ground floor square footage and multiply by 125. The result is 240 and this means you would need 240 squares of shingles to cover that roof.

Keep in mind that the average size of a roof is 1 700 square feet so your total will likely be 10 higher or lower than this figure. This is the roof s total square footage for two planes. 140 x 100 14 000 sq. 140 x 100 14 000 sq.

10 feet x 10 feet 100 square feet or 1 roofing square 5 feet x 20 feet 100 square feet or 1 roofing square 2 feet x 50 feet 100 square feet or 1 roofing square 50 feet x 50 feet 2500 square feet so 2500 100 25 roofing squares. Because roofs siding and other big projects are well big using a square foot as a unit of measurement gets complicated. To determine the number of squares on the gable roof above simply divide its total of 24 000 square feet by 100. It s much easier to say 25 squares than 2507 square feet and there is less information lost in translation.

Roof size calculations the hard way. Plane 1 2 28 000 sq. What is a roofing square. If you have a 2 story house you divide total square footage by 2 before multiplying by 125.

A gable roof has two surface planes as indicated by a and b. Instead a square is a term of measurement all its own. You will need to express this size in terms of square feet. 1square of roofing covers 100 square feet of roof a bundle is 1 3 of a square.

Multiply the number of roofing squares for a medium pitch roof by 1 12 to 1 25 or by 1 3 to 1 42 for a high pitch roof to get the square roof area.