It appears when natural salts in the materials leach.
House labeled parts of a roof.
Other parts of a roof are built upon the deck or sheathing.
It consists of panels made from wood waferboard or one half inch plywood.
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.
Eaves the lower edge of a roof often overhanging beyond the edge of the house.
The weathering on exposed bricks or stones that looks white and powdery.
When they build a home contractors will add a wooden frame for the roof on top of the house.
Efflorescence photo by nancy andrews.
Gutter these catch the water dripping.
Roofs need ventilation to exhaust heat from the attic which can become super heated if it can t escape.
Felt the bituminous paper used by roofers usually made of a combination of asphalt and either paper or rags.
Soffit or lookout or house eaves.
The construction of a typical roof overhang eave or soffit is shown in our sketch.
Rake is an inclined edge of a roof on top of a wall.
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 deck or sheathing is considered the base of a roof.
The rafters when combined together help to form the truss.
A second small pointed roof that diverts rainwater around something such as a chimney that projects out of a primary roof.
Like many aspects of a home a roof is fairly complex.
House parts defined photo by fourlegs photography.
Gable the triangular part of a wall where roof pitches meet and come to a peak.
It is the lower part of the roof that extends beyond the side of the house.
There are various national and local construction codes that dictate the structure of your roof frame.
Rafters these are wooden beams that run from the top of the roof to the bottom.
The soffit is the enclosed portion of the roof that overhangs the house walls at the roof lower edges.
Gutters are vents that carry away the trickled rainwater.
This framing also called a roof truss serves as the roof s skeleton which the other parts of the roof will all rest on.
Truss the truss is a framework comprised of wooden beams that helps to support the roof.