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Ballasted, adhered or mechanically attached to the Insulation; Hot-mopped or cold-application, Class A, B or C Covering or Single-Ply Membrane
Polyisocyanurate Insulation Boards, 1" Thickness Min. with no limit on Max. Overall Thickness. Loosely laid, adhered or mechanically fastened to the Gypsum Sheathing and Structural Cement-Fiber
1/2" Thick Min., Loosely laid, adhered or mechanically attached to Structural Cement-Fiber Units (UL Type FRX-G)
3/4" Thick, USG Structural Panel Concrete Subfloor (USGSP), with long edges tongue and grooved, long dimension of panels to be perpendicular to Joists (UL Type USGSP)
10" Deep, 16ga., Spaced 24" Max. O.C.
One Clip Angle per Joist End
V-Bracing of 1-1/2", 20ga., Galvanized Steel between Channels
3-1/2" Thick Glass Fiber Batt Insulation
Suspension System may be used in lieu of the Resilient Channels. Main Runners, Cross Tees, Cross Channels and Wall Angle as listed below (UL Type DGL):
4' O.C. Main Runners suspended by 12ga. Min. Hanger Wire, 16" O.C.
5/8" Thick Gypsum Board (UL Type ULIX™)