SBS Details:D1.7.8-2 Water & Drainage (Spun Copper Drain)

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SBS Details:D1.7.8-2 Water & Drainage (Spun Copper Drain)

RoofStar Guarantee Standards are blue-linked
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
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. See also 11.2.1 General for membrane material requirements.

2 RELATED WORK BY OTHERS

(A) Acceptable Supporting Deck Structure
(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.


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