Difference between revisions of "SBS Through-wall Scupper Drain"
Difference between revisions of "SBS Through-wall Scupper Drain"
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| − | [[SBS Roof | + | [[SBS Roof System Details|<i class="fa fa-chevron-circle-left fa" ></i> Back to ''SBS Modified Bitumen Construction Details'']] |
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Revision as of 17:47, 27 August 2021
| RoofStar Guarantee Standards are blue-linked |
SBS Details
1 WORK INCLUDED
- (1) Air or Vapour Control Layers
- If required by design authority.
- (2) Insulation
- See available insulation products in the Accepted Materials section of this Manual.
- (3) Insulation Overlay
- Where required.
- (4) Primary Membrane and Membrane Protection
- (5) Base Membrane Flashing
- (6) Metal Scupper with Hopper
- The outside face of scupper to be minimum 37.7mm (1½") lower than the box height with a 12.7mm (½") drip edge. Installed in a 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).
- (7) Mastic
- Compatible with membrane
- (8) Scupper Membrane Flashing
- (9) Base Metal Flashing
- Mechanically fastened (optional on flexible membrane systems).
- (10)Metal Counter-flashing
- Into reglet approximately 30 mm (1 ¼").
2 RELATED WORK BY OTHERS
- (A) Acceptable Supporting Deck Structure
- (B) Air / Vapour Seal
- (C) Wood Blocking
- Optional with insulation cant strips.
- (D) Plywood
- If required by design authority. See the RoofStar Guarantee Standards.
- (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.
Back to RoofStar Guarantee Standards for SBS Modified Bitumen Roof Assemblies
Back to SBS Modified Bitumen Construction Details
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