Notes

Roof Terminology
Knowing common roofing terminology will allow you as a property owner to generate an well informed decision about roof materials which can be good matches for the home's living room style plus the region in which an individual live. It will also help an individual understand the contract along with your roofing professional and the project updates.
Some important roofing terms are usually listed below:

Asphalt: A waterproofing agent placed on roofing materials during manufacturing.

Asphalt plastic roofing concrete floor: An asphalt-based sealant utilized to bond roof covering materials. Also known as flashing concrete, roof tar, half truths or mastic.

Again surfacing: Granular substance applied to typically the back side regarding shingles to keep them from sticking in the course of delivery and safe-keeping.

Base flashing: That will portion of the flashing attached to be able to or resting about the deck to be able to direct the stream of water upon the roof.

Built-up roof: Multiple tiers of asphalt plus ply sheets fused together.

Butt advantage: The bottom advantage in the shingle dividers.

Caulk: To fill a joint to be able to prevent leaks.

Sealed valley: The valley flashing is covered by shingles.

Covering: A layer of viscous asphalt placed on the outer roof structure surface to protect the roof membrane layer.

Collar: Pre-formed flange placed over the vent pipe to seal the roof around the vent out pipe opening. Also called a vent sleeve.

Concealed nail approach: Application of spin roofing in which in turn all nails are covered by a cemented, overlapping study course.

Counter flashing: That will portion of the flashing attached in order to a vertical surface area above the airplane of the roof structure in order to avoid water coming from migrating behind the particular base flashing.

Training course: Row of shingles that can operate horizontally, diagonally or perhaps vertically.

Cricket: A peaked water diverter installed at the back of some sort of chimney to avoid accumulation of snow and ice also to deflect water.

Terrace: The top surface of which a roof strategy is applied, surface area installed over typically the supporting framing members.

Double coverage: Concrete roofing whose lapped portion is at least two inches broader than the uncovered portion, resulting inside two layers associated with roofing material more than the deck.

Downspout: A pipe with regard to draining water from roof gutters in order to drain. Also called an innovator.

Drip border: L-shaped flashing utilized across the eaves and rakes to allow water run-off into the gutters and also to drip clear involving underlying construction.


Eave: The part of the roofing that overhangs or even extends outward in addition to is not directly over the exterior surfaces or perhaps the buildings rooms.

Exposed nail approach: Putting on roll roof where nails happen to be driven into typically the overlapping span of roof covering. Nails experience the elements.

Fascia: Some sort of wood trim board used to cover the cut comes to an end in the roof's trusses and sheathing.

Was feeling: Fibrous material applied as an underlayment or sheathing papers, describes roll roof covering materials.

Flashing: Components of metal or spin roofing used to be able to form water seal off around vent pipes, chimneys, adjoining surfaces, dormers and miles.

Gable: The ending of an outdoor wall that relates to a triangular point at the ridge of the sloping roof.

Granules: Ceramic-coated plus fired crushed rock and roll that may be applied while the top area of asphalt roofing products.

Gutter: The particular trough that stations water through the eaves to the downspouts. Usually attached in order to the fascia.

Mind lap: An overlapping of shingles or perhaps roofing felt with their upper advantage.

Hip: The collapse or vertical ridge formed by the intersection of two sloping roof airplanes. Runs from your shape to the eaves.

Ice dam: Issue forming water backup at the eave areas by the particular thawing and re-freezing of melted environments on the overhang. Can force drinking water under shingles, triggering leaks.

Interlocking shingles: Individual shingles that will mechanically fasten to one another to provide blowing wind resistance.

Laminated shingles: Strip shingles produced of two individual pieces laminated collectively to create more thickness. Also called three-dimensional and system shingles.

Lap: Area where one shingle or roll terme conseillé with another during the application method.

Mansard roof: A design with an almost vertical roof planes connected to a new roof plane involving less slope at its peak. Includes no gables.

Nutrient stabilizers: Finely ground limestone, slate, traprock or other inert materials added to asphalt coatings regarding durability and enhanced resistance to fire and weathering.

Nesting: Roofing Contractor Montclair NJ of reroofing, installing a new second layer of recent asphalt shingles, where the top edge from the new shingle is butted against the bottom edge of typically the existing shingle tabs.

Pitch: The degree of roofing incline expressed because the ratio from the rise, in ft, to the duration, in feet.

Small Slope - Roof pitches that are less than 30 degrees.

Normal Mountain - Roof pitch that are between 30 and forty five degrees.

Steep Mountain - Roof pitch which are more compared to 45 degrees.

Rafter: The supporting mounting that makes the roof structure; instantly beneath the deck; the roof sheathing will be nailed to the particular rafters.

Rake: Typically the inclined edge of a sloped roof structure over a wall from the eave in order to the ridge. They can be in close proximity or extended.

Shape: The horizontal outside angle formed by the intersection associated with two sloping attributes of a roof top at the maximum point of typically the roof, hip or even dormer.

Run: The horizontal distance in between the eaves and a point directly within the ridge; or half the span.

Selvage: That portion associated with roll roofing overlapped with the application regarding the roof covering to obtain dual coverage.

Sheathing: Outside grade boards applied being a roof porch material.

Shed roofing: Just one roof planes without having hips, side rails, valleys or gables, not connected in order to any other rooftops.

Slope: The diploma of roof incline expressed since the ratio of the rise, in inches, to the run, in foot.

Smooth-surfaced roofing: Spin roofing that is covered with floor talc or briciola as opposed to granules (coated).

Soffit: The done underside of typically the eaves that stretches from the structure to the exterior and hides the particular bottom of the overhang.

Soil stack: The vent pipe that will penetrates the roof.

Course: The horizontal mileage from eaves to be able to eaves.

Specialty eaves flashing membrane: A new self-adhering, waterproofing shingle underlayment made to safeguard against water infiltration due to glaciers dams or blowing wind driven rain.

Basic strip: Asphalt roof applied at typically the eaves since the very first course of shingles installed.

Tab: The next thunderstorm exposed surface regarding strip shingles involving the cutouts.

Telegraphing: Shingles installed over a good uneven surface that show distortion.

Truss - A mixture of beams, pubs and ties, generally in triangular units to form a framework for assistance in wide duration roof construction.

UL label: Label viewed on packaging to be able to indicate the degree of fire and wind resistance involving asphalt roofing.

Underlayment: A layer of asphalt based folded materials installed under main roofing materials before shingles are installed to provide additional protection for the deck.

Vly: The internal angle formed by the intersection of 2 inclined roof surfaces to offer water runoff.

Vapor barrier/retarder: Any material that prevents the passage of water or normal water vapor through this.

Vent: Any unit installed on the roof as an wall plug for air in order to ventilate the underside of the roof structure deck.

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