Roof truss parts explained.
Framing roof part names.
It is a device used on the gabble roof or soffit to provide ventilation to the underside of the roof deck.
Pitch slope the number of inches of vertical rise in a roof per 12 inches of horizontal distance.
It is the lower part of the roof that extends beyond the side of the house.
Here is a closer look at common roofing terms.
Rafter blocking or cross bridging also found on floor joists and in some wall framing.
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 future of framing is here we re extremely efficient at framing houses nowadays but the way we frame them is extremely inefficient.
Hip this is an external angle formed by the intersection of two sloping roof planes.
Tie down fixings tie down fixings are used to resist uplift and shear forces lateral loads in floor framing wall framing and roof framing.
The rafters when combined together help to form the truss.
A composite decking made of solid materials it resembles real wood and particularly strong and stable for bearing heavy load.
Fast and accurate wall framing in this video pro builder mike norton teaches fast and accurate wall framing and shares time saving tips for laying out assembling and raising walls.
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.
Gutters are vents that carry away the trickled rainwater.
Joist in a flat roof a horizontal structural member over which sheathing is attached.
Roof framing involves a lexicon all its own.
Rake the slanting edge of a gable roof at the end wall of the house.
As you can see in the illustration below roofs have hip rafters ridge boards jack rafters and more.
Rake is an inclined edge of a roof on top of a wall.
Horizontal beams supported by posts and used to support the mid span of rafters to cover longer spans these are used in large buildings like the traditional large old barns in the us.
When working on a roof it pays to be familiar with these terms.
Parts of a roof decking or sheathing roof edge or eaves edge attic saddle ridge valley underlay membrane eaves membrane underlay membrane drip edge roof vents deflector plumbing vent flashing joint covers shingles.
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.
Rafters these are wooden beams that run from the top of the roof to the bottom.
Rafter a structural member usually slanted to which sheathing is attached.
