SBS Parapet (Independent of Roof Structure)

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SBS Parapet (Independent of Roof Structure)

Revision as of 18:02, 7 September 2021 by James Klassen (talk | contribs)

Division D - Construction Details

SBS Parapet (independent of roof structure)(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

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Print Sheet


(1) Supporting Deck Overlay
(2) Air or Vapour Control Layers
If required by design authority.
(3) Insulation
(4) Insulation Overlay
As required.
(5) Primary Membrane and Membrane Protection
(6) Membrane Flashing
Mechanically fasten to outside face of parapet blocking (F). Do not mop outside edge. At least one ply must extend over outside edge.
(7) Metal Base Flashing
Optional on flexible membrane systems. Required on assemblies using gravel ballast filter mats. See Section 13.6 - Cap Flashings, Base Flashings and Reglets.
(8) Metal Cap Flashing
Flashings 7 and 8 may be one piece. See Section 14. Fasten with continuous concealed clip-type fasteners or cladding screws evenly spaced between seams. See Section 13.3 - Attachment.


(A) Acceptable Supporting Deck Structure
(B) Air and Vapour Control Layer Seal
(C) Acceptable Wall Surface
(D) Wood Blocking
(E) Flexible Insulation
(F) Sloped Wood Blocking
Required over 100 mm (4") parapet width.

NOTE: See the Standard for additional requirements.

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