- by Karl
Recognizing common roofing terms will allow you as a house owner to make an enlightened decision regarding roofing materials that are great matches for your home’s design as well as the area in which you live. It will certainly likewise help you comprehend the contract with your roofing expert and also the project updates.
Some crucial roof terms are listed here:
Asphalt: A waterproofing agent applied to roof covering products throughout production.
Asphalt plastic roofing cement: An asphalt-based sealer utilized to bond roof covering products. Also known as blinking cement, roof tar, bull or mastic.
Back surfacing: Granular product applied to the rear end of shingles to maintain them from sticking during distribution as well as storage space.
Base flashing: That portion of the blinking connected to or hing on the deck to guide the circulation of water onto the roof.
Built-up roof: Several layers of asphalt as well as layer sheets adhered with each other.
Butt edge: The bottom edge of the shingle tabs.
Caulk: To fill a joint to avoid leakages.
Closed valley: The valley blinking is covered by shingles.
Coating: A layer of thick asphalt put on the outer roof surface area to shield the roof covering membrane.
Collar: Pre-formed flange put over a vent pipe to secure the roofing system around the air vent pipeline opening. Also called an air vent sleeve.
Hidden nail method: Application of roll roof covering in which all nails are covered by a cemented, overlapping program.
Counter flashing: That section of the flashing attached to a vertical surface above the plane of the roof covering to stop water from moving behind the base flashing.
Course: Row of tiles that can run flat, diagonally or vertically.
Cricket: A peaked water diverter mounted at the back of a smokeshaft to stop accumulation of snow and also ice as well as to disperse water.
Deck: The top surface area of which a roof system is used, surface area set up over the supporting mounting participants.
Double coverage: Asphalt roof covering whose lapped portion is at the very least two inches larger than the subjected section, leading to 2 layers of roof covering product over the deck.
Downspout: A pipe for draining water from roof covering gutters to drain. Likewise called a leader.
Trickle edge: L-shaped flashing made use of along the eaves and rakes to permit water run-off right into the gutters and to drip free from underlying building and construction.
Eave: The part of the roofing system that overhangs or prolongs exterior and also is not directly over the outside walls or the structures inside.
Subjected nail approach: Application of roll roof covering where nails are driven into the overlapping training course of roofing. Nails are subjected to the components.
Fascia: A wood trim board made use of to conceal the cut finishes of the roof’s rafters as well as sheathing.
Felt: Fibrous material used as an underlayment or sheathing paper, describes roll roof covering products.
Blinking: Pieces of metal or roll roof covering utilized to develop water seal around air vent pipelines, smokeshafts, adjacent walls, dormers and also valleys.
Gable: The end of an exterior wall that involves a triangular factor at the ridge of a sloping roofing.
Granules: Ceramic-coated and terminated gravel that is used as the leading surface of asphalt roofing items.
Gutter: The trough that networks water from the eaves to the downspouts. Typically affixed to the fascia.
Head lap: An overlapping of roof shingles or roof felt at their top side.
Hip: The layer or vertical ridge developed by the intersection of 2 sloping roof aircrafts. Ranges from the ridge to the eaves.
Ice dam: Problem forming water back-up at the eave locations by the thawing and also re-freezing of melted snow on the overhang. Can force water under tiles, causing leakages.
Interlacing tiles: Specific roof shingles that mechanically secure per various other to give wind resistance.
Laminated tiles: Strip roof shingles made of 2 different items laminated together to create additional thickness. Likewise called three-dimensional and also architectural tiles.
Lap: Surface where one tile or roll overlaps with one more during the application procedure.
Mansard roofing system: A layout with a nearly vertical roofing system plane connected to a roofing system airplane of less incline at its top. Contains no gables.
Mineral stabilizers: Finely ground limestone, slate, traprock or various other inert products added to asphalt layers for durability and also raised resistance to fire as well as weathering.
Nesting: An approach of reroofing, mounting a 2nd layer of new asphalt tiles, in which the top edge of the new roof shingles is butted against the bottom edge of the existing roof shingles tab.
Pitch: The degree of roof covering incline expressed as the ratio of the surge, in feet, to the period, in feet.
Reduced Incline – Roofing system pitches that are less than 30 levels.
Regular Incline – Roofing system pitches that are in between 30 as well as 45 degrees.
Steep Incline – Roofing system pitches that are greater than 45 degrees.
Rafter: The sustaining framework that comprises the roofing system framework; right away beneath the deck; the roof sheathing is nailed to the rafters.
Rake: The inclined side of a sloped roofing system over a wall surface from the eave to the ridge. They can be close or extended.
Ridge: The straight external angle formed by the junction of two sloping sides of a roof covering at the highest point of the roof, hip or dormer.
Run: The horizontal distance between the eaves as well as a factor straight under the ridge; or one half the period.
Selvage: That portion of roll roof covering overlapped by the application of the roof covering to obtain dual protection.
Sheathing: Exterior quality boards made use of as a roofing system deck product.
Lost roof covering: A single roof airplane with no hips, ridges, valleys or gables, not linked to any other roofs.
Incline: The degree of roof slope revealed as the proportion of the increase, in inches, to the run, in feet.
Smooth-surfaced roof covering: Roll roofing that is covered with ground talc or mica as opposed to granules (covered).
Soffit: The ended up underside of the eaves that extends from the fascia to the exterior siding as well as conceals the bottom of an overhang.
Soil pile: An air vent pipe that penetrates the roof.
Span: The straight distance from eaves to eaves.
Specialty eaves flashing membrane layer: A self-adhering, waterproofing roof shingles underlayment developed to secure against water infiltration as a result of ice dams or wind driven rain.
Starter strip: Asphalt roof covering applied at the eaves as the first course of roof shingles mounted.
Tab: The weather condition subjected surface area of strip roof shingles in between the intermediaries.
Telegraming: Roof shingles mounted over an irregular surface that show distortion.
Truss – A combination of light beams, bars and also ties, normally in triangular units to create a framework for support in large period roof construction.
UL tag: Label presented on product packaging to suggest the degree of fire and/or wind resistance of asphalt roofing.
Underlayment: A layer of asphalt based rolled materials installed under main roof product prior to shingles are set up to supply added protection for the deck.
Valley: The inner angle formed by the intersection of two inclined roof surfaces to supply water drainage.
Vapor barrier/retarder: Any kind of product that stops the flow of water or water vapor through it.
Vent: Any type of gadget mounted on the roofing system as an outlet for air to aerate the underside of the roof deck.
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1215 S Point View St, Los Angeles, CA 90035
Recognizing common roofing terms will allow you as a house owner to make an enlightened decision regarding roofing materials that are great matches for your home’s design as well as the area in which you live. It will certainly likewise help you comprehend the contract with your roofing expert and also the project updates. Some…