ASM 10.4.5 Ridge (Snap Seam, Notched and Vented)

(1) Underlayment: The type of underlay required is determined by roof slope (see Section 8.1.4.1 and Section 8.1.4.2).

(2) Slip Sheet: Recommended over asphaltic underlays and / or as required by metal roof panel manufacturer.

(3) Architectural Metal Roof Panel: Turn up (bread panned) at termination and drag load fastened with compatible non-corrosive fasteners.

(4) Metal Roof Panel Clip: installed to metal roof manufacturer’s printed instructions

(5) ‘Z’ Closure: set in accepted caulking and secured with compatible, non-corrosive flat head fasteners.

(6) Manufactured plastic louvres:

(7) Exposed Fastener: High domed, gasketed cladding type screw compatible with metal roof panel (see Section 8.1.4.1 and 8.1.4.2).

(8) Metal Cap Flashing: Joints overlapped 100 mm (4") minimum, sealed with two rows of accepted caulking. Exposed edges must be turned under.

(B) Wood Nailer

(C) Free Vent Area

NOTE: * Refer to RGC Guarantee Standards for additional requirements.