Above the level of the roof surface.
Roof support terms.
Roof truss a frame designed to carry the loads of a roof and it s covering over the full span without intermediate support.
The slope is from one sidewall to the opposite sidewall.
The top most beams of a roof truss.
A sloping roof in one plane.
Truss is the framed set of rafters that supports the roof of the house.
The butt of a shingle is the end that faces down roof.
A rigid framework as of wooden beams or metal bars which supports a structure such as a roof.
With wood shingles or shakes this is the thicker end.
In most common roof styles these are the two slanted beams that hang over the side of a building.
However they are closed off to give a finished look.
Collar ties rafter ties tension beams structural ridge beams.
One of a series of diagonal members of the truss that meet at the apex in order to support the roof deck and its loads.
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.
Purlins are used to support the decking of a roof.
Some of these can support the roof and prevent ridge sagging and wall spreading.
A process whereby a material is caused to form permanent molecular linkages by exposure to chemicals heat pressure and or weathering.
A waterproofing layer that protects the roof valleys from leaking.
Ideal for waterproofing and insulation.
1 a raised member used to support roof penetrations such as skylights mechanical equipment hatches etc.
A small tower that pierces a roofline.
A term used in structural design to design a beam support condition at two points which offers no resistance to rotation at the supports.
Don vandervort hometips.
2 a raised roof perimeter relatively low in height.
The exposed end of a shingle.
Here is a closer look at common roofing terms.
It is left open past the main walls of the house.
This provides the roof with immense strength.
Soffit is the horizontal area under the roof overhang.
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.
When working on a roof it pays to be familiar with these terms.