SBS 2-Part Retrofit Flashing (Cable Penetration)

RoofStar Guarantee Standards are blue-linked

SBS Details

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1 WORK INCLUDED

(1) Gypsum 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) Vapour Retarder

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 Board

As required.

(5) Base Sheet

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 Sheet 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) Cap Sheet

Applied according to manufacturer's printed instructions and to RoofStar Guarantee Standards.

(9) Cap Sheet Flashing

Applied according to manufacturer's printed instructions and to RoofStar Guarantee Standards. Must be carried up flashing and terminate under hood flange.

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2 RELATED WORK BY OTHERS

(A) Acceptable Deck

(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.

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