Roofing Terminology Dimensions

Educate yourself with terminology.

Roofing terminology dimensions.

Slope a roof s slope is the number of inches it rises for every 12 inches of horizontal run a roof with a 4 in 12 slope rises 4 inches for every 12 inches of horizontal run. A type of roof containing sloping planes of the same pitch on each side of. The same roof has a 4 12 or 1 3 pitch. Imagine how cumbersome it would be to calculate by the square foot or yard that s a big number.

Roofing design types terms. Sometimes called hat channel because of its shape. An asphalt roofing base material manufactured from glass fibers. The upper portion of a sidewall that comes to a triangular point at the ridge of a sloping roof.

One roofing square is equal to 100 square feet. A coating that can be stretched to twice its dimensions and that will return to original when tension is. Galvanized metal flashing should be minimum 28 gauge. The size of shingles varies by manufacturer and material but a typical example measures just over 12 5 inches wide and 39 75 inches long with 12 inches of exposure.

Each term is accompanied by a brief definition. A measurement of roof area that equals 100 square feet an area 10 feet by 10 feet. A roof with a 4 in 12 slope rises 4 inches for every foot of horizontal distance. Common roofing terms defined explained.

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 following is a list of terms or phrases commonly used in the roofing industry. Pieces of metal or roll roofing used to prevent seepage of water into a building around any intersection or projection in a roof such as vent pipes chimneys adjoining walls dormers and valleys. We compiled an extensive roofing glossary just for you.

A box of this material can contain 15 shingles which covers about 49 2 square feet or 30 shingles which covers 98 4 square feet. Batten or purlins can be 1 x2 x4 wood strips nailed to the roof or rafters upon which the roofing is attached. A to z roofing terminology and most used terms attic. A shingle manufactured by coating a reinforcing material felt or fibrous glass mat with asphalt and having mineral granules on the side exposed to the weather.

The open area above the ceiling and under the roof deck of a steep sloped roof. Measured by rise in inches for each 12 inches of horizontal run. To search the glossary for a specific word or phrase hit the ctrl and f buttons on your keyboard simultaneously and enter the keyword you wish to search for. Educate yourself with terminology.

We compiled an extensive roofing glossary just for you. Get familiar with roofing terms and definitions.