SBS 2-Part Retrofit Flashing (Cable Penetration)

RoofStar Guarantee Standards are blue-linked

SBS Details

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(1) Supporting Deck Overlay: Required when insulation is too thin to span flutes of steel decking or as thermal barrier when specified by the design authority.
(2) Air or Vapour Control Layers: If required by design authority.
(3) Insulation: Mechanically fastened where possible. See available insulation products in the Accepted Materials section of this Manual.
(4) Insulation Overlay: As required.
(5) Field Base Membrane: Adhered to overlay board using asphalt, cold adhesive, self-adhered, mechanical attachment or torch applied according to manufacturer's specification and to RoofStar Guarantee Standards. Torching directly to wood surfaces is not permitted.
(6) Mastic: Compatible with membrane
(7) Base Membrane Flashing: Adhered according to manufacturer's specifications, using cold adhesive, self-adhered or torch applied. Must be carried up flashing and terminate under hood flange. Torching directly to wood surfaces is not permitted.
(8) Field Cap Membrane: Applied according to manufacturer's printed instructions and to RoofStar Guarantee Standards.

(A) Acceptable Supporting Deck Structure
(B) Wood Blocking
(C) Two-piece Flashing: Assembled around protrusion, laid in bed of compatible mastic on top of base sheet. Mechanically fasten two components together and fasten flange to wood blocking or deck.

NOTE: Refer to RoofStar Guarantee Standards for additional requirements.