Difference between revisions of "SBS Open-wall Scupper Drain"
Difference between revisions of "SBS Open-wall Scupper Drain"
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Revision as of 15:48, 30 August 2021
| 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 WORK INCLUDED
- (1) Air or Vapour Control Layers
- If required by design authority.
- (2) Insulation
- Mechanically fastened. See available insulation products in the Accepted Materials section of this Manual.
- (3) Insulation Overlay
- Where required.
- (4) Primary Membrane and Membrane Protection
- (5) Metal Scupper with Hopper
- The outside face of scupper to be 37.7mm (1½") lower than the box height with a 12.7mm (½") drip edge. Installed in a thin bed of compatible mastic. Interface between outside wall and scupper should be caulked with appropriate sealant. Installed when wall finish is complete prior to completion of roofing or sheet metal (e.g.: re-roofing).
- (6) Scupper Membrane Flashing
- (7) Membrane Flashing
- (8) Base Metal Flashing
- Mechanically fastened. Optional on flexible membrane systems. Required on assemblies using gravel ballast filter mats.
- (9) Metal Cap Flashing
- Fasten with continuous concealed clip-type fasteners or cladding screws evenly spaced between seams. Flashing 8 and 9 may be one piece.
2 RELATED WORK BY OTHERS
- (A) Acceptable Supporting Deck Structure
- (B) Air / Vapour Seal
- (C) Wood Blocking
- (D) Acceptable Wall Surface - Plywood
- Conform to the requirements for Walls in 2.6.2 Materials.
- (E) Wall Finish
- Interface between outside wall and scupper to be caulked with appropriate sealant. Installed by trade responsible for outside wall finish if roofing and metal flashing has been completed prior to exterior wall finish.
NOTE: See the Standard for additional requirements.
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