SBS Parapet (Independent of Roof Structure)

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SBS Parapet (Independent of Roof Structure)

Division D - Construction Details

SBS | Parapet (Independent of Roof Structure) ( Article

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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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