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

Revision as of 17:49, 8 August 2016

(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.

(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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+[[Section:D. Application: Low Slope Roofs|<i class="fa fa-chevron-circle-left fa" ></i> Back to ''SBS Application'']]
-[[SBS Construction Details|<i class="fa fa-chevron-circle-left fa-2x" ></i> Back to ''SBS Construction Details'']]
+[[SBS Construction Details|<i class="fa fa-chevron-circle-left fa" ></i> Back to ''SBS Construction Details'']]
-[[Section:G. Construction Details|<i class="fa fa-chevron-circle-left fa-2x" ></i> Back to ''Construction Details'']]
+[[Section:G. Construction Details|<i class="fa fa-chevron-circle-left fa" ></i> Back to ''Construction Details'']]