TPO Details:D3.7.7-2 Strip-in Flashings (Two-part Cable)
TPO Details:D3.7.7-2 Strip-in Flashings (Two-part Cable)
FOR USE WHEN DISCONNECT OF CABLES OR PIPES IS IMPRACTICAL
1 WORK INCLUDED
(1) Gypsum Board: Required when insulation is too thin to span flutes of steel decking (See RGC Guarantee Standard A2.5) or when required as thermal barrier by design authority.
(2) Vapor Retarder: If required by design authority.
(3) Insulation: Mechanically attached where deck type permits or loose laid for ballasted roof assemblies. Installed according to RGC Guarantee Standard A4.3. See Section 2.2 for accepted materials.
(4) Single Ply Membrane: Installed according to manufacturer’s instructions and RGC Guarantee Standards Section 2.1.1 and Section 2.1.3.
(5) Mastic: Compatible mastic or sealant.
(6) Membrane Flashing: Adhered to curb according to manufacturer’s printed specifications using proprietary adhesive. Thermoplastic membrane may be welded or chemically bonded (See Section 6.2) Thermoset membrane may be joined using uncured tape or proprietary adhesive (See Section 6.1).
2 RELATED WORK BY OTHERS
(A) Acceptable Deck
(B) Wood Blocking
(C) Two Piece Flashing: Assembled around protrusion, laid over compatible sealant on top of primary membrane. Mechanically fasten two components together and fasten flange to wood blocking or deck.
NOTE: Refer to RGC Guarantee Standards for additional requirements.