Roof Terminology Construction

The slope of a roof.

Roof terminology construction.

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. There are two main types of roof construction. Pitched or sloping roofs. Dead level a roof or section of roof without any pitch.

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. A cricket is generally not required. This is the.

These roofs often include living accommodation in the roof void. 4 in a membrane roof system. The same roof has a 4 12 or 1 3 pitch. A purlin normally supports the rafters where the two pitches on the same elevation meet.

4 12 to 6 12 steep slope. It is usually ornamental but may be used for ventilation. A narrow plastic wood or metal bar which is used to fasten or hold the roof membrane and or base flashing in place. The first material is the fiberglass mat which get loaded into a roofing machine.

1 cap or cover. Part of roof construction. A roof pitch that is more than 45 degrees or larger than 6 12. 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.

A horizontal timber beam providing intermediate. The process of creating a asphalt shingle. A roof pitch that is between 30 to 45 degrees. A low wall that projects beyond the eves at the edge of a roof.

Cupola a structure rising above the main roof. The terms pitch and slope are simply two different ways of expressing the same measurement. 2 in a metal roof. A flat roof is made of six basic components.