Pitch slope the number of inches of vertical rise in a roof per 12 inches of horizontal distance.
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.
Here is a closer look at common roofing terms.
Hip this is an external angle formed by the intersection of two sloping roof planes.
It is a waterproofing layer made of regular felt stacked above the solid.
As you can see in the illustration below roofs have hip rafters ridge boards jack rafters and more.
It is the lower part of the roof that extends beyond the side of the house.
Joist in a flat roof a horizontal structural member over which sheathing is attached.
Rake is an inclined edge of a roof on top of a wall.
The future of framing is here we re extremely efficient at framing houses nowadays but the way we frame them is extremely inefficient.
Tie down fixings tie down fixings are used to resist uplift and shear forces lateral loads in floor framing wall framing and roof framing.
Roof truss parts explained.
Rafter blocking or cross bridging also found on floor joists and in some wall framing.
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.
The rafters when combined together help to form the truss.
When working on a roof it pays to be familiar with these terms.
Gutters are vents that carry away the trickled rainwater.
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.
Truss the truss is a framework comprised of wooden beams that helps to support the roof.
Rafter a structural member usually slanted to which sheathing is attached.
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.
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.
A composite decking made of solid materials it resembles real wood and particularly strong and stable for bearing heavy load.
Roof framing involves a lexicon all its own.
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.
Rafters these are wooden beams that run from the top of the roof to the bottom.