Asphalt Shingles - Application (Common and Steep Slopes)

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Asphalt Shingle Details

Applicable to slopes 1:3 (4" in 12") and greater.

(1) Eave Protection: One ply of self-adhered modified bituminous underlayment material or other acceptable eaves protection. Lap 75 mm (3") minimum on sides and 150 mm (6") minimum on ends.
(2) Underlayment: Minimum one ply of No. 15 non-perforated asphalt saturated felt or accepted eaves protection. Overlap 50 mm (2") minimum on side laps and 150 mm (6") minimum on end laps.
(3) Edge Metal Flashing: Required for all eave and rake edges.
(4) Starter Course: Standard strip, laminated or architectural shingle starter course consists of proprietary starter shingles or (in the case of strip shingles) the same type shingles used in the field. Install according to requirements in Subsection 9.3.1 General, together with the Manufacturer's printed application instructions.
(5) Standard Strip, Laminated or Architectural Shingles: Applied as recommended by manufacturer.
(6) Nailing: See the requirements in Section 3.3 Application.

NOTE: See the Standard for additional requirements.

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