ASM Roof-Wall Connection (Head-wall)

(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) Valley Metal Panel: Turn up (bread panned) at termination and drag load fastened with compatible non-corrosive fasteners.
(4) Metal Panel Clip: Installed to metal roof panel manufacturer's printed instructions.
(5) 'Z' Closure: Set in accepted caulking and secured with compatible, non-corrosive, flat head fasteners.
(6) Sheet Metal Flashing: Hooked to 'Z' closure and fastened to wall with non-corrosive, flat head fasteners 300 mm (12") o/c or preformed foam closures set in acceptable caulking with high domed gasketed cladding type screws at each standing rib.
(7) Metal Counter Flashing: Must extend behind siding and building paper. Stucco stops are not considered to be a counter flashing.
(8) Joint Overlap: Joints overlapped 100 mm (4") minimum, sealed with two rows of accepted caulking. Exposed edges of joints must be turned under 12.7 mm (1/2").

NOTE: Refer to RoofStar Guarantee Standards for additional requirements.