Roof Terminology Construction

A purlin normally supports the rafters where the two pitches on the same elevation meet.

Roof terminology construction. A roof pitch that is between 30 to 45 degrees. As the name suggests a flat roof is specially designed to sit as flat as possible on the top of a property typically having a pitch no greater than 15. A metal closure set over or covering the joint between adjacent metal panels. These roofs often include living accommodation in the roof void.

The terms pitch and slope are simply two different ways of expressing the same measurement. Cricket a small peaked saddle constructed on the top of the basic roof and behind the chimney. A low slope is when a roof pitch is less than 30 degrees and less than 4 12. 4 in a membrane roof system.

The same roof has a 4 12 or 1 3 pitch. A roof pitch that is more than 45 degrees or larger than 6 12. Pitched or sloping roofs. Cupola a structure rising above the main roof.

4 12 to 6 12 steep slope. The first material is the fiberglass mat which get loaded into a roofing machine. The slope of a roof. A horizontal timber beam providing intermediate.

There are two main types of roof construction. 1 cap or cover. 2 in a metal roof. A low wall that projects beyond the eves at the edge of a roof.

A narrow plastic wood or metal bar which is used to fasten or hold the roof membrane and or base flashing in place. 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 strip of wood usually set in or over the structural deck used to elevate and or attach a primary roof covering such as tile. The process of creating a asphalt shingle.

A flat roof is made of six basic components. It is usually ornamental but may be used for ventilation. This is the. A cricket is generally not required.