Roof Parts Glossary

Fascia the vertical board secured to the ends of the rafters under the lower end of the roof to which the guttering is normally fixed traditionally timber nowadays usually upvc.

Roof parts glossary.

Sheathings are panels that envelope the rafters. This can also be a conditioned space. A structure located behind the higher side of a chimney or similar projections from the roof to divert rainwater around it. Roofing glossary of terms a list of all common roofing terms and words with detailed definitions and explanations for each.

Water worn gravel or marble chips used for surfacing and or ballasting a roof system. Essentially the spine of a conventional stick framed roof the ridge board is sandwiched between the meeting ends of the roof rafters. Eaves the area just below the lower end of the roof includes the fascia soffit and guttering. Sheathing is a layer used as the base of the roof.

Hot roof is a completely sealed not vented attic the entire interior of which is often sprayed with closed cell urethane foam insulation. A mineral surfaced material that is used by itself or as the top layer of multi layer rolled roof covering system. The v cut angle along the junction of two slopes of a roof. Part of a roof s frame a ridge board runs horizontally along the peak of a sloped roof.

Class a fire resistance. Dormer a vertical window built into the slope of a pitched roof. The ridge is the peak where two sloped roof sections meet. Horizontal line at the top of the roof.

Other components such as metal panels or shingles are attached to the sheathing later. To fill a joint with mastic or asphalt cement to prevent leaks. This layer covers the rafters and is beneath the shingles and membrane layers. Hip roof is a type of roof containing sloping planes on each side.

Below are some commonly used terms that identify parts of a roof and types of roofing. See asphalt roof cement. Other parts of the roof are nailed to this later. The portion of the roof projecting out from the side walls of the house.