Difference between revisions of "SBS Flanged Insert Drain"
Difference between revisions of "SBS Flanged Insert Drain"
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Revision as of 17:54, 8 August 2016
1 WORK INCLUDED
- (1) Gypsum Deck Overlay
- If required by design authority.
- (2) Vapour Retarder
- If required by design authority.
- (3) Insulation
- See available insulation products in the Accepted Materials section of this Manual.
- (4) Insulation Overlay Board
- Where required.
- (5) Primary Membrane and Membrane Protection
- (6) Mastic
- As approved by manufacturer.
- (7) Roof Drain Membrane Flashing
- Onto primed drain flange or adhesive for non-bituminous flexible membrane systems.
2 RELATED WORK BY OTHERS
- (A) Acceptable Deck
- (B) Roof Drain Assembly
NOTE: Refer to RoofStar Guarantee Standards for additional requirements.
- Leader size is determined by using the calculation found in the BC Building Code at Appendix P.7.4.10 and Section 7.4.10.11 (Section 7.4.10.10 for gutters) in conjunction with the 15-minute rainfall value from the National Building Code, Appendix C.