SBS Parapet-Wall Connection

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SBS Parapet-Wall Connection

Revision as of 18:03, 7 September 2021 by James Klassen (talk | contribs)

Division D - Construction Details

SBS Parapet (wall tie-in)

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
If required by design authority.
(2) Air or Vapour Control Layers
If required by design authority.
(3) Insulation
See list of Accepted Materials.
(4) Insulation Overlay
As required.
(5) Primary Membrane and Membrane Protection
(6) Membrane Flashing (attachment & termination)
Mechanically fasten at terminations. 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.
(8) Metal Cap Flashing
Must overlap exterior wall finish. Fasten with concealed clip-type fasteners or cladding screws evenly spaced between seams.
(9) Wall Tie-in
Minimum 2 mm (0.078") self-adhered modified bitumen or flexible membrane manufacturers approved detail.
(10)Metal Counter-flashing


(A) Acceptable Supporting Deck Structure
(B) Air and Vapour Control Layer Seal
(C) Acceptable Wall Surface
(D) Wood Blocking
(E) Sloped Wood Blocking
Required over 100 mm (4") parapet width.
(F) Wall Sheathing Membrane
Minimum 1 mm (0.040") self-adhered modified bitumen.
(G) Wall Cladding

NOTE: See the Standard for additional requirements.

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