ASM 10.4.5 Ridge (Snap Seam, Notched and Vented)

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ASM 10.4.5 Ridge (Snap Seam, Notched and Vented)

RoofStar Guarantee Standards are blue-linked
ASM Details


(1) Underlayment
The type of underlay required is determined by roof slope.
(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 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 Fasteners
High domed, gasketed cladding type screw compatible with metal roof panel.
(8) Metal Cap Flashing
Joints overlapped 100 mm (4") minimum, sealed with two rows of accepted caulking. Exposed edges must be turned under.


(A) Acceptable Deck
(B) Wood Nailer
(C) Free Vent Area

NOTE: Refer to RoofStar Guarantee Standards for additional requirements.

RoofStar Guarantee Standards for ASM Roof Assemblies

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