Asphalt Shingles - Application (Low Slopes)

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Asphalt Shingles - Application (Low Slopes)

Revision as of 14:32, 8 June 2021 by James Klassen (talk | contribs) (RELATED WORK BY OTHERS)
RoofStar Guarantee Standards are blue-linked
Asphalt Shingle Details

Applicable to slopes 1:6 (2" in 12") and greater.

7.1.4.1.1.jpg

1 WORK INCLUDED

(1) Underlayment & Eave Protection
One ply of self-adhered modified bituminous underlayment material. Lap 75 mm (3") minimum on sides and 150 mm (6") minimum on ends.
(2) Edge Metal Flashing
Required for all eave and rake edges.
(3) Starter Course
Consists of same type shingles used for roof, applied tabs facing up the slope.
(4) Strip or Standard Shingles
Applied as recommended by manufacturer. Laminated shingles are not acceptable for this application unless expressly permitted by the manufacturer.
(5) Compatible Mastic
Heavy bead of compatible asphaltic mastic at rakes (gables) and valleys.
(6) Protrusions
Curbs and skylights must be flashed with underlayment so as to shed water, with minimum 125mm (5") up vertical surfaces and 150 mm (6") lapping onto field surfaces. Vent stack underlayment flashing should fit tight to the vent pipe and be sealed with compatible mastic. For fire-rated stacks or hot pipe protrusions, strip in secondary metal deck flashing before installing rated stack / pipe flashing.
(7) Nailing
See the requirements in Section 3.3 Application.

2 RELATED WORK BY OTHERS

(A) Acceptable Deck

NOTE: Refer to RoofStar Guarantee Standards for additional requirements.



Standard for Asphalt Shingle Systems

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