Difference between revisions of "SBS 1.3.1-1 Conventionally Insulated System (typical)"

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Difference between revisions of "SBS 1.3.1-1 Conventionally Insulated System (typical)"

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Revision as of 22:35, 4 December 2019

RoofStar Guarantee Standards are blue-linked
SBS Details

D1.7.1-1.jpg


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Print Sheet


1 WORK INCLUDED

(1) Supporting Deck Overlay
Required when insulation is too thin to span flutes of steel decking or when required as a thermal barrier by design authority.
(2) Air or Vapour Control Layers
If required by design authority.
(3) Insulation
Mechanically fastened.
(4) Insulation Overlay
Asphalt adhered or mechanically fastened. Two layers required over heat-sensitive insulation.
(5) Base Sheet
Adhered to overlay board using asphalt, cold adhesive, self-adhered, mechanical attachment or torch applied according to manufacturer’s specification. Torching directly to wood surfaces is not permitted.
(6) Base Membrane Flashing
Adhered according to manufacturer’s specifications using cold adhesive, hot asphalt self-adhered or torch applied to cover boards, or mechanically attached membrane. Torching directly to wood surfaces is not permitted. Must be carried over to outside of parapet or minimum 200 mm (8") above finished roof surface.
(7) Cap Sheet
Applied according to manufacturer’s printed instructions, all options.
(8) Cap Membrane Flashing
Applied according to manufacturer’s printed instructions to top of parapet or minimum 200 mm (8") above finished roof surface. All options.
(9) Metal Flashing
As required by RoofStar Guarantee Standards.
(10) Primer
Prime wood substrate to receive self-adhesive base membrane stripping.

2 RELATED WORK BY OTHERS

(A) Acceptable Supporting Steel Deck Structure
(B) Plywood Backing
Required on rough surfaces or where adhesive is asphalt. Must be primed.
(C) Sloped Wood Blocking
Sloped to roof where parapet is over 100 mm (4") in width. Must be primed.

NOTE: Refer to RoofStar Guarantee Standards for additional requirements.




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