SBS Parapet-Wall Connection
SBS Parapet-Wall Connection
1 WORK INCLUDED
(1) Gypsum Overlay Board: If required by design authority.
(2) Vapour Retarder: If required by design authority.
(3) Insulation: See list of accepted materials in Section 2.2.
(4) Insulation Overlay: As required. See RGC Guarantee Standard B4.1, B4.2 and C4.1
(5) Primary Membrane and Membrane Protection
(6) Membrane Flashing: Mechanically fasten at terminations. At least one ply must extend over outside edge. See RGC Guarantee Standard A5.6
(7) Metal Base Flashing: Optional on flexible membrane systems. Required on assemblies using gravel ballast filter mats. See RGC Guarantee Standard A6.9
(8) Metal Cap Flashing: Must overlap exterior wall finish. See RGC Guarantee Standard A6.9 Fasten with concealed clip-type fasteners or cladding screws evenly spaced between seams. See RGC Guarantee Standard A6.10.
(9) Wall Tie-In Membrane: Minimum 2 mm (0.078") self-adhered modified bitumen or flexible membrane manufacturer’s approved detail.
(10) Metal Counter Flashing
2 RELATED WORK BY OTHERS
(A) Acceptable Deck
(B) Air / Vapour Seal
(C) Acceptable Wall Surface
(D) Wood Blocking
(E) Sloped Wood Blocking: Required over 100 mm (4") parapet width. See RGC Guarantee Standard A6.9
(F) Wall Sheathing Membrane
(G) Wall Cladding
NOTE: Refer to RGC Guarantee Standards for additional requirements.