EPDM Details:D2.7.8-3 Water & Drainage (Clamping Spun Copper Drain)

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EPDM Details:D2.7.8-3 Water & Drainage (Clamping Spun Copper Drain)

RoofStar Guarantee Standards are blue-linked
EPDM Details

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WORK INCLUDED

1) Gypsum Deck Overlay
May be required depending on insulation thickness or when required as a thermal barrier by design authority.
(2) Vapour Retarder
If required by design authority.
(3) Insulation
Mechanically attached. Installed according to RoofStar Guarantee Standards. See available insulation products in the Accepted Materials section of this Manual.
(4) Single-ply Membrane
Installed according to manufacturer's instructions and RoofStar Guarantee Standards.
(5) Mastic
Compatible mastic or sealant.
(6) Membrane Flashing
Adhered according to manufacturer's printed specifications using proprietary adhesive. Thermoset membrane may be joined using uncured tape or proprietary adhesive;

RELATED WORK BY OTHERS

(A) Acceptable Deck
(B) Clamping Copper Drain
Mechanically fastened and coated with adhesive as required by manufacturer. Installed over compatible sealant.

NOTE: Refer to RoofStar Guarantee Standards for additional requirements.

  • Leader size is determined by design authority 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.


RoofStar Guarantee Standards for EPDM Roof Assemblies

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