SBS Expansion Joint (Wall)
SBS Expansion Joint (Wall)
1 WORK INCLUDED
- (1) Vapour Retarder
- The requirement for a vapour retarder is determined by the design authority. Optional terminations.
- (2) Insulation
- (3) Insulation Overlay
- Where required.
- (4) Primary Membrane and Membrane Protection
- (5) Membrane Flashing
- Mechanically fasten to top of wood blocking.
- (6) Membrane Counter-flashing
- Flashing sealed to wall with compatible mastic.
- (7) Metal Base Flashing
- Mechanically fasten to top of wood blocking (C). Optional on flexible membrane systems. Required on assemblies using gravel ballast filter mats.
- (8) Metal Counter-flashing
- Into reglet approximately 30 mm (1¼") and caulked.
- (9) Caulking
- (10) Membrane Underlay
- Minimum self-adhered modified bitumen membrane.
- (11) Metal Cap Flashing
- Must overlap exterior wall finish. Fasten with continuous concealed clip-type fasteners or cladding screws evenly spaced between seams.
2 RELATED WORK BY OTHERS
- (A) Acceptable Deck
- (B) Air/Vapour Seal Sealed to wall.
- (C) Wood Blocking
- Height to provide minimum 200 mm (8") above completed roof system, slope top edge.
- (D) Flexible Insulation
- (E) Reglet
- (F) Sloped Wood Blocking
NOTE: Refer to RGC Guarantee Standards for additional requirements.