SBS Flanged Insert Drain (Clamping Ring)
SBS Flanged Insert Drain (Clamping Ring)
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SBS Details
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1 WORK INCLUDED
- (1) Supporting Deck Overlay
- Required when insulation is too thin to span flutes of steel decking or when required as thermal barrier by design authority.
- (2) Air or Vapour Control Layers
- If required by design authority.
- (3) Insulation
- Mechanically fastened. See available insulation products in the Accepted Materials section of this Manual.
- (4) Insulation Overlay
- Asphalt adhered or mechanically fastened. Two layers required over heat-sensitive insulation.
- (5) Field Base Membrane
- Adhered to overlay board using asphalt, cold adhesive, self-adhered, mechanical attachment or torch applied according to manufacturer's specification and to RoofStar Guarantee Standards. Torching directly to wood surfaces is not permitted.
- (6) Mastic
- Compatible mastic accepted by the membrane manufacturer.
- (7) Base Membrane Flashing
- Adhered according to manufacturer's specifications and to RoofStar Guarantee Standards.
- (8) Field Cap Membrane
- Applied according to manufacturer's printed instructions and to RoofStar Guarantee Standards.
2 RELATED WORK BY OTHERS
- (A) Acceptable Supporting Deck Structure
- (B) Clamping Copper Drain
- Primed and mechanically fastened. Installed in bed of compatible mastic.
- 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.
NOTE: See the Standard for additional requirements.
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