SBS Details:D1.7.4-2 Counter-flashings & Reglets (Deck - Unsupported by Wall)

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SBS Details:D1.7.4-2 Counter-flashings & Reglets (Deck - Unsupported by Wall)

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SBS Details

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Print Sheet

WORK INCLUDED

(1) Vapour Retarder
The requirement for a vapour retarder is determined by the design authority. Optional terminations.
(2) Insulation
(3) Insulation Overlay
Where required.
(4) Primary Membrane and Membrane Protection
(5) Membrane Flashing
Mechanically fasten to top of wood blocking.
(6) Membrane Counter-flashing
Flashing sealed to wall with compatible mastic.
(7) Metal Base Flashing
Mechanically fasten to top of wood blocking (C). Optional on flexible membrane systems. Required on assemblies using gravel ballast filter mats.
(8) Metal Counter-flashing
Into reglet approximately 30 mm (1¼") and caulked.
(9) Caulking
(10) Membrane Underlay
Minimum self-adhered modified bitumen membrane.
(11) Metal Cap Flashing
Must overlap exterior wall finish. Fasten with continuous concealed clip-type fasteners or cladding screws evenly spaced between seams.

RELATED WORK BY OTHERS

(A) Acceptable Deck
(B) Air/Vapour Seal
Sealed to wall.
(C) Wood Blocking
Height to provide minimum 200 mm (8") above completed roof system, slope top edge.
(D) Flexible Insulation
(E) Reglet
(F) Sloped Wood Blocking

NOTE: Refer to RoofStar Guarantee Standards for additional requirements.




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