Understanding common roof terminology will allow you as a home owner to make an informed decision about roof materials that are excellent matches for your residence’s design as well as the area in which you live. It will also help you comprehend the contract with your roof expert and the job updates.
Some vital roof covering terms are listed here:
Asphalt: A waterproofing representative put on roof materials throughout manufacturing.
Asphalt plastic roof concrete: An asphalt-based sealer made use of to bond roof products. Known as blinking concrete, roof covering tar, bull or mastic.
Back appearing: Granular material applied to the rear end of shingles to maintain them from sticking throughout shipment as well as storage space.
Base flashing: That section of the flashing affixed to or hing on the deck to direct the circulation of water onto the roof.
Built-up roofing system: Multiple layers of asphalt and ply sheets adhered together.
Butt edge: The bottom edge of the shingle tabs.
Caulk: To fill up a joint to avoid leaks.
Closed valley: The valley flashing is covered by shingles.
Covering: A layer of thick asphalt put on the external roof surface area to shield the roofing membrane.
Collar: Pre-formed flange positioned over an air vent pipeline to secure the roof around the air vent pipe opening. Called a vent sleeve.
Hidden nail technique: Application of roll roof covering in which all nails are covered by a sealed, overlapping program.
Counter blinking: That portion of the flashing affixed to an upright surface over the aircraft of the roofing to avoid water from migrating behind the base flashing.
Program: Row of tiles that can run horizontally, diagonally or up and down.
Cricket: An actually peaked water diverter mounted at the rear of a chimney to prevent accumulation of snow as well as ice as well as to disperse water.
Deck: The top surface area of which a roof system is applied, surface area mounted over the sustaining mounting participants.
Dual insurance coverage: Asphalt roof whose lapped portion is at least 2 inches broader than the exposed part, resulting in two layers of roof covering material over the deck.
Downspout: A pipeline for draining pipes water from roofing system rain gutters to drain pipes. Additionally called a leader.
Trickle side: L-shaped blinking made use of along the eaves and also rakes to enable water run-off right into the rain gutters and also to leak free from underlying construction.
Eave: The part of the roofing system that looms or expands external and is not directly over the exterior walls or the buildings inside.
Subjected nail method: Application of roll roof where nails are driven right into the overlapping course of roofing. Nails are subjected to the components.
Fascia: A timber trim board made use of to conceal the cut finishes of the roof covering’s rafters and also sheathing.
Really felt: Fibrous product made use of as an underlayment or sheathing paper, explains roll roof covering products.
Blinking: Pieces of steel or roll roofing used to develop water seal around air vent pipelines, chimneys, adjacent walls, dormers as well as valleys.
Gable: The end of an exterior wall that pertains to a triangular factor at the ridge of a sloping roof.
Granules: Ceramic-coated and also discharged gravel that is used as the leading surface of asphalt roof products.
Gutter: The trough that channels water from the eaves to the downspouts. Normally attached to the fascia.
Head lap: An overlapping of roof shingles or roofing really felt at their top side.
Ocala Roofing Services : The layer or vertical ridge created by the junction of 2 sloping roof airplanes. Ranges from the ridge to the eaves.
Ice dam: Condition forming water back-up at the eave locations by the thawing and re-freezing of dissolved snow on the overhang. Can require water under shingles, triggering leaks.
Interlacing roof shingles: Individual shingles that mechanically fasten to every various other to give wind resistance.
Laminated roof shingles: Strip roof shingles made from two separate items laminated with each other to develop added thickness. Called three-dimensional and architectural roof shingles.
Lap: Surface where one shingle or roll overlaps with an additional during the application procedure.
Mansard roofing system: A design with a virtually upright roofing system airplane linked to a roof covering plane of much less slope at its optimal. Includes no gables.
Mineral stabilizers: Finely ground limestone, slate, traprock or various other inert products included in asphalt finishings for resilience and boosted resistance to fire and also weathering.
Nesting: A technique of reroofing, mounting a 2nd layer of new asphalt roof shingles, in which the leading edge of the new shingle is butted versus the bottom side of the existing roof shingles tab.
Pitch: The degree of roofing slope shared as the proportion of the surge, in feet, to the period, in feet.
Low Slope – Roof pitches that are much less than 30 degrees.
Normal Slope – Roof pitches that are between 30 as well as 45 levels.
Steep Slope – Roof pitches that are greater than 45 levels.
Rafter: The sustaining framing that comprises the roofing system structure; quickly underneath the deck; the roofing system 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 expanded.
Ridge: The straight exterior angle developed by the crossway of two sloping sides of a roof at the highest point of the roof, hip or dormer.
Run: The horizontal range between the eaves as well as a factor straight under the ridge; or one half the span.
Selvage: That part of roll roof covering overlapped by the application of the roofing covering to get dual insurance coverage.
Sheathing: Exterior grade boards made use of as a roof deck material.
Dropped roofing: A single roofing plane with no hips, ridges, valleys or gables, not connected to any type of various other roofing systems.
Slope: The level of roofing incline shared as the ratio of the surge, in inches, to the run, in feet.
Smooth-surfaced roofing: Roll roofing that is covered with ground talc or mica as opposed to granules (layered).
Soffit: The finished bottom of the eaves that extends from the fascia to the siding and also conceals the bottom of an overhang.
Soil stack: A vent pipe that penetrates the roofing.
Period: The straight distance from eaves to eaves.
Specialized eaves flashing membrane: A self-adhering, waterproofing tile underlayment developed to shield versus water infiltration due to ice dams or wind driven rainfall.
Starter strip: Asphalt roofing applied at the eaves as the very first course of shingles mounted.
Tab: The weather condition exposed surface of strip shingles between the cutouts.
Telegraming: Shingles mounted over an uneven surface area that reveal distortion.
Truss – A combination of light beams, bars as well as connections, usually in triangular units to create a framework for support in broad period roof construction.
UL tag: Label showed on product packaging to indicate the degree of fire and/or wind resistance of asphalt roofing.
Underlayment: A layer of asphalt based rolled products set up under primary roof covering product prior to roof shingles are installed to provide additional protection for the deck.
Valley: The interior angle developed by the junction of two inclined roofing surface areas to offer water runoff.
Vapor barrier/retarder: Any material that stops the passage of water or water vapor with it.
Vent: Any device set up on the roofing system as an electrical outlet for air to ventilate the underside of the roof deck.