Difference between revisions of "ASM Cylindrical Penetration (Flexible Boot Flashing)"

Revision as of 16:00, 5 October 2020

RoofStar Guarantee Standards are blue-linked

ASM Details

Click below for a printable version of this page (N/A)

(1) Underlayment: The type of underlay required is determined by roof slope.
(2) Insulation: Offset and stagger layers 300 mm (12").
(3) Separation layer: Vapour-permeable layer over insulation, required on all insulated Architectural Sheet Metal Roof Systems. The material must be located between the insulation and metal panels (see 8.1.2 Design).
(4) Ventilation layer: Recommended over asphaltic underlays and / or as required in this Standard (see 8.1.2 Design).
(5) Architectural Metal Roof Panel
(6) Flange: Set in two continuous beads of acceptable sealant.
(7) Preformed Penetration Collar
(8) High-domed Gasketed Cladding-type Screws: Flange fastened to manufacturer's specifications.
(9) Stainless steel drawband
(10) Sealant: Apply an acceptable sealant between flashing and penetration. See 11.3.3 (5).
(11) Water-tight storm collar: Installed by other trade (new construction only) or as required in this Standard. See 11.3.3 (5).

NOTE: Refer to RoofStar Guarantee Standards for additional requirements.

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