SBS Tall Parapet
SBS Tall Parapet
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SBS Details
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1 WORK INCLUDED
- (1) Supporting Deck Overlay
- If required by Design Authority.
- (2) Air or Vapour Control Layers
- If required by Design Authority.
- (3) Insulation
- See available insulation products in the Accepted Materials section of this Manual.
- (4) Insulation Overlay
- As required.
- (5) Primary Membrane and Membrane Protection
- (6) Base Membrane Flashing
- Mechanically fasten to parapet at termination.
- (7) Base Metal 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 Counter Flashing
- Minimum 25 mm (1") above roof surface.
- (9) Metal Cap Flashing
- Required whenever the primary roof membrane flashing/stripping is carried over the top of parapet walls. See Section 13.6 - Cap Flashings, Base Flashings and Reglets.
2 RELATED WORK BY OTHERS
- (A) Acceptable Supporting Deck Structure
- (B) Air / Vapour 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) Exterior Wall Finish
- (H) Metal Cap Flashing
- Required by others whenever the primary roof membrane is not carried over top of the parapet and/or when the wall finish is by others. (Unless specified otherwise).
- (I) Cap Flashing Underlay
- Minimum 1 mm (0.040" or 40 mil) self-adhered modified bitumen.
NOTE: See the Standard for additional requirements.
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