SBS Plumbing Vent (Conventional Roof System)
SBS Plumbing Vent (Conventional Roof System)
1 WORK INCLUDED
(1) Gypsum Overlay Board: If required by design authority.
(2) Vapour Retarder: If required by design authority.
(3) Insulation: See list of accepted materials in Section 2.2.
(4) Insulation Overlay: As required. See RGC Guarantee Standard B4.1, B4.2 and C4.1
(5) Primary Membrane and Membrane Protection
(6) Mastic: As approved by manufacturer.
(7) Membrane Flashing: Onto primed metal flashing flange or adhesive coated for non-bituminous flexible membrane systems.
(8) Storm Collar, Typical Lead Cap or Typical Aluminum Cap: Reroofing only. Non- bituminous flexible membrane skirt collar, sealed with compatible sealant and stainless steel hose clamps for use with pipes that extend above flashings.
2 RELATED WORK BY OTHERS
(A) Acceptable Deck
(B) Plumbing Stack: Extend to match top of metal flashing.
(C) Wood Blocking: Optional.
(D) Metal Flashing: Apply in a bed of mastic. Fastened over membrane to wood blocking or roof deck.
(E) Typical Aluminum Cap: For use with aluminum flashings.
(F) Typical Lead Cap: For use with lead flashings.
(G) Storm Collar: Non-Bituminous flexible membrane skirt collar, sealed with compatible sealant and stainless steel hose clamp. Use with pipes that extend above flashings.
- NOTE
- Refer to RGC Guarantee Standards for additional requirements
- Aluminum flashings required for torch-applied roof systems.