Difference between revisions of "SBS Expansion Joint (Field)"

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Difference between revisions of "SBS Expansion Joint (Field)"

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Revision as of 17:49, 8 August 2016

10.3.4.1.jpg

1 WORK INCLUDED

(1) Vapour Retarder
If required by design authority
(2) Insulation
See available insulation products in the Accepted Materials section of this Manual.
(3) Insulation Overlay
As required.
(4) Primary Membrane and Membrane Protection
(5) Membrane Flashing
Mechanically fasten to top of blocking (C).
(6) Flashing Underlay
Minimum self-adhered modified bitumen or as per membrane manufacturer’s recommended detail.
(7) Metal Base Flashing
Mechanically fasten to top of wood blocking. Optional on flexible membrane systems. Required on assemblies using gravel ballast filter mats.
(8) Metal Cap Flashing
Top surface must be sloping. Extend beyond and over-break at top corners. Fasten with concealed clip-type fasteners or cladding screws evenly spaced between seams.

2 RELATED WORK BY OTHERS

(A) Acceptable Deck
(B) Air / Vapour Seal
(C) Expansion Joint Assembly
Minimum 200 mm (8") and maximum 300 mm (12") above finished roof surface. Minimum height may be reduced to 100mm (4") if the primary roof membrane flashing is fully supported and sealed over the top. Primed where applicable. Top must be sloped.
(D) Flexible Insulation


NOTE: Refer to RoofStar Guarantee Standards for additional requirements.





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