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

10.3.6.2.jpg

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.

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.


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