Difference between revisions of "SBS Sealant Pocket"

Revision as of 21:12, 25 August 2016

To read RoofStar Guarantee Standards for any element in this illustration, click on the blue-linked terms

SBS Details

(1) Gypsum Deck Overlay: If required by design authority.
(2) Vapour Retarder: If required by design authority
(3) Insulation: Mechanically fastened. See available insulation products in the Accepted Materials section of this Manual.
(4) Insulation Overlay Board: As required.
(5) Primary Membrane and Membrane Protection
(6) Compatible Mastic: Use only the membrane manufacturer's approved sealant.
(7) Gum Pan or Pitch Pocket: Minimum 100 mm (4") flange onto roof membrane. All corners, with the exception of one job-site formed double standing seam corner joint and adjoining lapped flange joining, shall be closed and soldered. Minimum height of gum pan to be 100 mm (4").
(8) Membrane Flashing: Onto primed metal flashing flange.
(9) Packing: To prevent displacement of compatible mastic.
(10) Structural Sealant: Use only the membrane manufacturers’ approved proprietary polyurethane based structural sealant.
(11) Back-up Storm Collar: To be installed whenever practical. Caulk at top of collar.

NOTE: Refer to RoofStar Guarantee Standards for additional requirements.

WARNING: DO NOT USE THIS DETAIL WITH HOT PIPES.
AVOID THIS DETAIL: Wherever possible use Flanged Metal Stack Flashing or Curbed Opening (See Section 10.3).

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