SBS Conventionally Insulated System (typical)

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SBS Details

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1 WORK INCLUDED

(1) Supporting Deck Overlay

Optional, depending upon deck condition and roof system requirements (NOTE: the illustrated roof system is adhered. Other securement options are not shown).

(2) 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.

(3) Insulation Overlay

Subject to the requirements of Part 8 in the RoofStar Guarantee Standards for the membrane system type.

(4) 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.

(5) 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). Prime as required (5a).

(6) Cap Membrane (field)

Granule-surfaced membrane. See Tables 9.1 and 9.2 for acceptable membrane types and securement options. See 9.3 for application requirements.

(7) Cap Membrane (flashing)

Extended vertically past the termination of the base membrane flashing, to provide a positive seal at the top edge.

(8) Membrane termination

Vertically applied membranes must be terminated following the options provided for in 10.3.1.2 (9). See also Figure 10.1a et al in Part 10.

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2 RELATED WORK BY OTHERS

(A) Acceptable Deck Structure

(B) Wall System

NOTE: See the Standard for additional requirements.

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