TPO Conventionally Insulated System (Alternate)
TPO Conventionally Insulated System (Alternate)
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TPO Details
1 WORK INCLUDED
- (1) Vapour Retarder
- If required by design authority.
- (2) Insulation
- Mechanically fastened where deck type permits, or fully adhered (as illustrated). Installed according to RoofStar Guarantee Standards. See available insulation products in the Accepted Materials section of this Manual.
- (3) Adhesive
- Proprietary, installed according to manufacturer’s instructions, usually brushed, rolled or sprayed (3A: 2- part low rising insulation adhesive, specifically used to bond insulation and cover boards)
- (4) Single-ply Membrane
- Installed according to manufacturer’s instructions and RoofStar Guarantee Standards.
- (5) Membrane Lap
- Thermoplastic membrane may be welded or chemically bonded.
- (6) Edge Flashing
- Proprietary, coated with membrane material and heat-welded to the primary (field) membrane.
- (7) Fascia Flashing Clip
- Affixed to the fascia material (installed by others) with fasteners O.C. 300 mm (12”).
- (8) Fascia Flashing
- Manufactured to RoofStar Guarantee Standards for sheet metal flashings.
- (9) Membrane Flashing
- Adhered according to manufacturer’s printed specifications using proprietary adhesive. Must be carried to the outside of the parapet or vertically to a minimum of 200 mm (8”) above the finished roof surface. Welded or adhered to primary membrane depending on membrane type.
2 RELATED WORK BY OTHERS
- (A) Acceptable Deck
- (B) Acceptable Parapet Surface
- Surface must be smooth, dry and clean. Rough surface must be covered with treated plywood, to be determined by design authority or inspector or as required by manufacturer.
- (C) Edge Blocking
- (D) Fascia Material
NOTE: See the Standard for additional requirements.
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