SBS Roof System Details

Division D - Construction Details

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Construction Details for SBS-modified Bitumen Membrane Roof Systems

The drawings linked on this page are intended to represent a variety of SBS-modified Bitumen Membrane roof system applications while remaining generic with regards to manufacturers’ specific application specifications. They do not represent all possible manufacturer application roof system designs. Consult each manufacturers’ specifications and the RoofStar Guarantee Standards to develop a system acceptable to both the manufacturer and the RoofStar Guarantee Program.

For further information about SBS-modified Bitumen Membrane System designs and requirements, see the Standard for SBS-modified Bitumen Membrane Roof Systems.

NOTE: 'PDF' shown after a file name below indicates a downloadable print sheet is available for Construction Details. Click on the detail link and look for the icon.

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Part 1 - General

Permitted Roof Systems (Article 1.1.3.1.)

Conventionally Insulated System (typical)

Conventionally Insulated System (alternate)

Protected Membrane Roof (typical)

Part 2 (Reserved)

Part 3 (Reserved)

Part 4 (Reserved)

Part 5 - Deck and Wall Overlays

Part 6 - Air and Vapour Controls

SBS 6.3.2.1.-1 Air and Vapour Controls (field)

Part 7 (Reserved)

Part 8 (Reserved)

Part 9 (Reserved)

Part 10 - Perimeters and Walls

General Application ( Article 10.3.2.3.)

Perimeter Membrane Termination (typical)

Stucco Wall (replacement roofing)

Double Surface Reglet

Parapets (Article 10.3.4.1.)

Parapet (typical)

Parapet (independent of roof structure)(typical)

Parapet, tall (typical)

Parapet (wall tie-in)

Low-profile Edges (Article 10.3.4.2.)

Metal Edge Termination

Canted Edge

Fire Separation Walls (Article 10.3.4.4.)

SBS 10.3.4.4.-1 Fire Separation Joint

SBS 10.3.4.4.-2 Fire Separation Wall

Doors, Windows, and Wall Openings (Article 10.3.4.5.)

Low Door Opening

Window Opening

Expansion Joints (Article 10.3.6.1.)

Expansion Joint (at wall)

Expansion Joint (in field)

Control Joints (Roof Dividers) (Article 10.3.6.2.)

Control Joint (typical)

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Part 11 - Drainage

General Requirements for Cast-iron Roof Drains (Article 11.3.3.2.)

Cast Iron Drains

Flanged Insert-type Roof Drains (Article 11.3.3.6.)

Flanged Drains (typical)

Flanged Drains (clamping)

Scuppers and Overflows (Article 11.3.3.7.)

Open Wall Scupper

Through-wall Scupper

Part 12 - Penetrations and Curbs

SBS 12.3.2.1.-1 Plumbing Vent

SBS 12.3.2.1.-2 Two-part Cable Flashing

SBS 12.3.2.1.-3 Multiple Penetration Flashing

SBS 12.3.2.1.-4 Roof Anchors (typical)

SBS 12.3.2.1.-5 Roof Anchors (conventional system)

SBS 12.3.2.1.-6 Roof Anchors (PMRA)

SBS 12.3.2.4.-1 Uninsulated Curb

SBS 12.3.2.4.-2 Insulated Curb (Mechanical)

SBS 12.3.2.4.-3 Equipment Sleeper

SBS 12.3.2.7.-1 Railing

SBS 12.3.2.8.-1 Sealant Pocket

Part 13 - Linear Metal Flashing

See the separate page, Construction Details for Linear Metal Flashings.

Part 14 - The Roof as a Platform

SBS 14.3.2.7.-1 Planter Wall ("pre-curb")

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Standard for SBS-modified Bitumen Membrane Roof Systems

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