It is a device used on the gabble roof or soffit to provide ventilation to the underside of the roof deck.
House labeled parts of a roof.
The deck or sheathing is considered the base of a roof.
Eaves the lower edge of a roof often overhanging beyond the edge of the house.
Gable the triangular part of a wall where roof pitches meet and come to a peak.
Gutters are vents that carry away the trickled rainwater.
Rake is an inclined edge of a roof on top of a wall.
The construction of a typical roof overhang eave or soffit is shown in our sketch.
It appears when natural salts in the materials leach.
House parts defined photo by fourlegs photography.
Truss the truss is a framework comprised of wooden beams that helps to support the roof.
The rafters when combined together help to form the truss.
Gutter these catch the water dripping.
Rafters these are wooden beams that run from the top of the roof to the bottom.
Efflorescence photo by nancy andrews.
Like many aspects of a home a roof is fairly complex.
Fascia this is the trim used to cover the eaves.
19 parts of a roof on a house detailed diagram custom cross section diagram of a house roof showing the many different parts of a residential roof including structural parts the various layers exterior and various roof features such as skylight and chimney.
Soffit or lookout or house eaves.
Felt the bituminous paper used by roofers usually made of a combination of asphalt and either paper or rags.
Fascia a decorative board extending down from the roof edge either at the eave or at the rake.
It consists of panels made from wood waferboard or one half inch plywood.
The soffit is the enclosed portion of the roof that overhangs the house walls at the roof lower edges.
Roofs need ventilation to exhaust heat from the attic which can become super heated if it can t escape.
There are various national and local construction codes that dictate the structure of your roof frame.
When they build a home contractors will add a wooden frame for the roof on top of the house.
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.
Other parts of a roof are built upon the deck or sheathing.
A second small pointed roof that diverts rainwater around something such as a chimney that projects out of a primary roof.