Metal Roof Structure Terminology

An l shaped metal strip positioned along a roof s edges to allow water to run off the roof without running down the eaves or siding.

Metal roof structure terminology.

It has a steeper and more noticeable pitch. A main member used in a vertical position on a building to transfer loads from main roof beams trusses or rafters to the foundations. See also components and cladding. Skillion a roof shape is different from a standard flat roof.

Eaves on a sloped roof the horizontal underside that projects out from the house wall. Is a moisture proof foil material that is placed over the roof battens and installed beneath the external roof covering eg tiles or metal. A part used in a metal building system. Glossary of metal roofing terms 30 lb felt.

Valley the internal angle formed by two inclined slopes of a roof. These indicate the resistance of a roofing system to fires originating from sources. Scaffolding a temporary structure specifically used to support access platforms or working platforms. Class a b and c fire ratings.

Purlins can be wood strips 1 x 2 or can metal and are usually a 1 subgirt material preferably galvanized steel. A skillion roof is also commonly known as a shed roof. Truss roof the prefabricated self supporting triangulated structural framework commonly used for all types of roofs. It is typically made of a polyester fleece and infused with tar.