SBS Sealant Pocket
SBS Sealant Pocket
1 WORK INCLUDED
- (1) Gypsum Deck Overlay
- If required by design authority.
- (2) Vapour Retarder
- If required by design authority
- (3) Insulation
- Mechanically fastened. See available insulation products in the Accepted Materials section of this Manual.
- (4) Insulation Overlay Board
- As required.
- (5) Primary Membrane and Membrane Protection
- (6) Compatible Mastic
- Use only the membrane manufacturer's approved sealant.
- (7) Gum Pan or Pitch Pocket
- Minimum 100 mm (4") flange onto roof membrane. All corners, with the exception of one job-site formed double standing seam corner joint and adjoining lapped flange joining, shall be closed and soldered. Minimum height of gum pan to be 100 mm (4").
- (8) Membrane Flashing
- Onto primed metal flashing flange.
- (9) Packing
- To prevent displacement of compatible mastic.
- (10) Structural Sealant
- Use only the membrane manufacturers’ approved proprietary polyurethane based structural sealant.
- (11) Back-up Storm Collar
- To be installed whenever practical. Caulk at top of collar.
2 RELATED WORK BY OTHERS
- (A) Acceptable Deck
- (B) Protrusion
- (C) Wood Blocking
NOTE: Refer to RoofStar Guarantee Standards for additional requirements.
- WARNING: DO NOT USE THIS DETAIL WITH HOT PIPES.
- AVOID THIS DETAIL: Wherever possible use Flanged Metal Stack Flashing or Curbed Opening (See Section 10.3).