Roofing University Park

Roofing Terminology

understanding common roofing terminology will permit you as a home-owner to make an told decision about roofing materials that are good matches on your house’s sort and the region in which you reside. It’s going to additionally aid you comprehend the contract together with your roofing reputable and the challenge updates.
Some key roofing phrases are listed beneath:

Asphalt: A waterproofing agent utilized to roofing substances for the duration of manufacturing.

Asphalt plastic roofing cement: An asphalt-situated sealant used to bond roofing materials. Sometimes called flashing cement, roof tar, bull or mastic.

Back surfacing: Granular material utilized to the again facet of shingles to preserve them from sticking during supply and storage.

Base flashing: That component to the flashing attached to or resting on the deck to direct the go with the flow of water onto the roof.

Developed-up roof: a couple of layers of asphalt and ply sheets bonded together.

Butt aspect: The backside edge of the shingle tabs.

Caulk: To fill a joint to prevent leaks.

Closed valley: The valley flashing is protected by means of shingles.

Coating: A layer of viscous asphalt utilized to the outer roof surface to protect the roof membrane.

Collar: Pre-formed flange placed over a vent pipe to seal the roof across the vent pipe opening. Also referred to as a vent sleeve.

Concealed nail system: utility of roll roofing where all nails are blanketed via a cemented, overlapping course.

Counter flashing: That portion of the flashing connected to a vertical surface above the aircraft of the roof to hinder water from migrating in the back of the base flashing.

Course: Row of shingles that may run horizontally, diagonally or vertically.

Cricket: A peaked water diverter installed at the back of a chimney to prevent accumulation of snow and ice and to deflect water.

Deck: the top surface of which a roof procedure is utilized, floor mounted over the helping framing members.

Double insurance plan: Asphalt roofing whose lapped component is at least two inches wider than the exposed component, resulting in two layers of roofing material over the deck.

Downspout: A pipe for draining water from roof gutters to empty. Often known as a chief.

Drip aspect: L-shaped flashing used along the eaves and rakes to permit water run-off into the gutters and to drip clear of underlying building.

Eave: The a part of the roof that overhangs or extends outward and is not immediately over the outside walls or the buildings inside.

Exposed nail method: utility of roll roofing where nails are driven into the overlapping path of roofing. Nails are exposed to the factors.

Fascia: A wood trim board used to hide the reduce ends of the roof’s rafters and sheathing.

Felt: Fibrous material used as an underlayment or sheathing paper, describes roll roofing materials.

Flashing: portions of metal or roll roofing used to type water seal round vent pipes, chimneys, adjoining partitions, dormers and valleys.

Gable: the tip of an exterior wall that involves a triangular point on the ridge of a sloping roof.

Granules: Ceramic-covered and fired overwhelmed rock that’s applied as the top surface of asphalt roofing merchandise.

Gutter: The trough that channels water from the eaves to the downspouts. Probably hooked up to the fascia.

Head lap: An overlapping of shingles or roofing felt at their upper part.

Hip: The fold or vertical ridge formed by means of the intersection of two sloping roof planes. Runs from the ridge to the eaves.

Ice dam: forming water again-up on the eave areas with the aid of the thawing and re-freezing of melted snow on the overhang. Can force water below shingles, causing leaks.

Interlocking shingles: individual shingles that mechanically fasten to one another to furnish wind resistance.

Laminated shingles: Strip shingles product of two separate portions laminated collectively to create additional thickness. Also referred to as third-dimensional and architectural shingles.

Lap: surface the place one shingle or roll overlaps with a further during the applying procedure.

Mansard roof: A design with a practically vertical roof aircraft connected to a roof airplane of less slope at its peak. Involves no gables.

Mineral stabilizers: Finely floor limestone, slate, traprock or other inert materials brought to asphalt coatings for durability and multiplied resistance to fireplace and weathering.