Roof Support Terms

Purlins are used to support the decking of a roof.

Roof support terms.

The exposed end of a shingle. This provides the roof with immense strength. A process whereby a material is caused to form permanent molecular linkages by exposure to chemicals heat pressure and or weathering. A small tower that pierces a roofline.

Collar ties rafter ties tension beams structural ridge beams. A waterproofing layer that protects the roof valleys from leaking. Soffit is the horizontal area under the roof overhang. However they are closed off to give a finished look.

A waterproofing seal installed along the roof s valley line with taktekkernbergen no. This article describes and illustrates the different types of support that prevents roof sagging and wall bulging at buildings including definitions of collar ties rafter ties and structural ridge beams. Ideal for waterproofing and insulation. Now that you have many of the common roof truss terms down let s talk about overall roofing terms that are good to know.

Above the level of the roof surface. A term used in structural design to design a beam support condition at two points which offers no resistance to rotation at the supports. Roof truss a frame designed to carry the loads of a roof and it s covering over the full span without intermediate support. With wood shingles or shakes this is the thicker end.

Some of these can support the roof and prevent ridge sagging and wall spreading. It is left open past the main walls of the house. A sloping roof in one plane. Don vandervort hometips.

The top most beams of a roof truss. A turret is usually cylindrical and is topped by a conical roof. 2 a raised roof perimeter relatively low in height. This also gives a wide variety of shapes and design for the roof.

Here is a closer look at common roofing terms. Sarking is a strong moisture proof reflective metallic building paper which is placed over the roof battens purlins and installed beneath the external roof covering. The slope is from one sidewall to the opposite sidewall. In most common roof styles these are the two slanted beams that hang over the side of a building.

The butt of a shingle is the end that faces down roof. When working on a roof it pays to be familiar with these terms. Truss is the framed set of rafters that supports the roof of the house.