SBS 11.3.5-1 Roof Anchors (typical)

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SBS 11.3.5-1 Roof Anchors (typical)

Division D - Construction Details

SBS 11.3.5-1 Roof Anchors (typical)

Notice to Reader
Images used in a Construction Detail are representative and not prescriptive. Nor are they necessarily drawn to scale. Rather, they are provided to visually convey the requirements of the Standard they represent. Unless otherwise required by the Standard, dimensions, the selection of materials and their application remains the responsibility of the Design Authority.

The full text of the referenced requirements in the Standard may be read by using the blue hyperlinks
SBS Details


(1) Flashing
0.08 mm (0.032", 20 gauge) Aluminum or 0.56 mm (16 oz) copper to CSA B272-93 flashing supplied by anchor manufacturer with flanges sealed by roofer.
(2) Flashing Flange
minimum 100 mm (4") flange set in coating of compatible sealant.
(3) Primary Membrane and Membrane Flashing.
(4) Protected Membrane Roof Assembly
Flashing to extend a minimum 200 mm (8") above finished roof surface (pavers, ballast, or walkways). See [[SBS Roof Systems Standard#PART_12 | Membranes for specific Application requirements.
(5) Conventional Roof Assembly
Flashing to extend a minimum 200 mm (8") above finished roof surface. See membrane flashing requirements under 10.3 Application.
(6) Insulation
See available insulation products in the Accepted Materials section of this Manual.


(A) Acceptable Supporting Deck Structure
Concrete slab shown, see anchor manufacturer's attachment details for other deck types.
(B) Roof Anchor
Anchor selection and attachment details are the responsibility of the Design Authority
(C) Anchor Eye
(D) Water Tight Cap

NOTE: See the Standard for additional requirements.

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