Difference between revisions of "SBS Basic Curb"
Difference between revisions of "SBS Basic Curb"
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=== RELATED WORK BY OTHERS === | === RELATED WORK BY OTHERS === | ||
| − | ;(A) [[SBS Roof Systems Standard# | + | ;(A) [[SBS Roof Systems Standard#PART_2|'''Acceptable Supporting Deck Structure''']] |
;(B) Curb | ;(B) Curb | ||
;(C) Insulation | ;(C) Insulation | ||
Revision as of 14:36, 1 September 2021
| Notice to Reader | |
| Images used in a Construction Detail are representative and not prescriptive. Nor are they necessarily drawn to scale. Rather, they are provided to visually convey the requirements of the Standard they represent. Unless otherwise required by the Standard, dimensions, the selection of materials and their application remains the responsibility of the Design Authority. The full text of the referenced requirements in the Standard may be read by using the blue hyperlinks | |
SBS Details
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1 WORK INCLUDED
- (1) Supporting Deck Overlay
- Optional, depending upon deck condition and roof system requirements.
- (2) Air or Vapour Control Layer
- Installed following the requirements of Part 6 in this Standard. Tie field layers into curb, ensuring continuity.
- (3) Insulation
- Installed in staggered and offset layers (not illustrated), and secured in accordance with the design of the system, which is based on the British Columbia Building Code, Part 4 and Part 5, and on Part 3 of the RoofStar Guarantee Standards for the membrane system type.
- (4) Insulation Overlay
- Subject to the requirements of Part 8 in the RoofStar Guarantee Standards for the membrane system type.
- (5) Primer for Base Membrane Flashing
- As required by the membrane manufacturer.
- (6) Base Membrane (field)
- Mechanically attached, torch-applied, adhered or self-adhered. See Tables 9.1 and 9.2 for acceptable membrane types and securement options. See 9.3 for application requirements.
- (7) Base Membrane (flashing)
- Carried vertically up a wall or parapet at least 200 mm (8”), and onto the roof field at least 100 mm (4”) (greater if required by the membrane manufacturer).
- (8) Cap Membrane (field)
- Granule-surfaced membrane. See Tables 9.1 and 9.2 for acceptable cap membrane types and their securement options. See 9.3 for application requirements.
- (9) Cap Membrane (flashing)
- Extended vertically past the termination of the base membrane flashing, to provide a positive seal at the top edge.
- (10)Metal Counter-flashing
- Secure metal flashings with appropriate fasteners set at least 87 mm (3 ½”) above the finished roof surface.
2 RELATED WORK BY OTHERS
- (A) Acceptable Supporting Deck Structure
- (B) Curb
- (C) Insulation
- (D) Mechanical Unit and Gasket (installed on curb)
NOTE: See the Standard for additional requirements.
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