Roofing Terminology Dimensions

Common roofing terms defined explained.

Roofing terminology dimensions.

The open area above the ceiling and under the roof deck of a steep sloped roof. An asphalt roofing base material manufactured from glass fibers. A roof with a 4 in 12 slope rises 4 inches for every foot of horizontal distance. Get familiar with roofing terms and definitions.

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. 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. Each term is accompanied by a brief definition. A type of roof containing sloping planes of the same pitch on each of four sides.

Sometimes called hat channel because of its shape. 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. A coating that can be stretched to twice its dimensions and that will return to original when tension is. Measured by rise in inches for each 12 inches of horizontal run.

The following is a list of terms or phrases commonly used in the roofing industry. Roofing design types terms. 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. The upper portion of a sidewall that comes to a triangular point at the ridge of a sloping roof.

Galvanized metal flashing should be minimum 28 gauge. Educate yourself with terminology. Batten or purlins can be 1 x2 x4 wood strips nailed to the roof or rafters upon which the roofing is attached. 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.

A to z roofing terminology and most used terms attic. One roofing square is equal to 100 square feet. A type of roof containing sloping planes of the same pitch on each side of. Educate yourself with terminology.

Imagine how cumbersome it would be to calculate by the square foot or yard that s a big number. In some instances they are also steel lengths measuring about an inch or so wide that have an elevated middle where one screws the metal roofing into. A hip roof contains no gables. 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.

We compiled an extensive roofing glossary just for you. The same roof has a 4 12 or 1 3 pitch.