It is the lower part of the roof that extends beyond the side of the house.
Roof frame part names.
It is possible to add air intake vents along the base of the upper part.
Roof truss parts explained.
The rafters when combined together help to form the truss.
Rafters these are wooden beams that run from the top of the roof to the bottom.
A kink separates the roof into two parts running towards each other at an obtuse angle.
Gutters are vents that carry away the trickled rainwater.
However the attic section should be ventilated according to the same standards as those for ordinary attic roofs.
Horizontal beams supported by posts and used to support the mid span of rafters to cover longer spans.
A horizontal timber or metal resting at the peak of the roof the rafters and trusses are connected to the ridge board for a cohesive framework.
The main structural parts of a roof are ceiling joists ridge board jack rafter hip rafter common rafters creeper rafters raking plates out riggers and noggings or last rafter overhang.
See roof framing ties beams for a description of roof framing components including collar ties rafter ties structural ridge beams other roof framing components problems.
Rake is an inclined edge of a roof on top of a wall.
It is a device used on the gabble roof or soffit to provide ventilation to the underside of the roof deck.
These are used in large buildings like the traditional large old barns in the us.
Hip this is an external angle formed by the intersection of two sloping roof planes.
As you can see in the illustration below roofs have hip rafters ridge boards jack rafters and more.
When working on a roof it pays to be familiar with these terms.
Mansard roof or gambrel roof the lower part of the roof does not need to be ventilated.
Tie down fixings tie down fixings are used to resist uplift and shear forces lateral loads in floor framing wall framing and roof framing.
A composite decking made of solid materials it resembles real wood and particularly strong and stable for bearing heavy load.
Here is a closer look at common roofing terms.
Truss the truss is a framework comprised of wooden beams that helps to support the roof.
A raised structure running part or all of the way along the ridge of a double pitched roof with its own roof running parallel with the main roof butterfly roof v roof london roof.
It is a waterproofing layer made of regular felt stacked above the solid.
Rafter blocking or cross bridging also found on floor joists and in some wall framing.
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.
