SOPRAFIX® #15 HD (Heavy Duty) Insulation Fasteners are designed for the attachment of insulation and membrane to steel (18-22 ga.), wood, and structural concrete.

Product Properties

  • Fastening Substrate Steel, Wood
  • Type Fastener


To meet FM requirements, the fastener must penetrate the steel deck ¾” inch. Minimum penetration is 1” inch into wood, ¾” inch through wood that is less than ¾” inch thick and 1 ¼” inch into concrete. When installing in concrete, pre-drill using a 7/32” inch drill bit and drill pilot hole ½” inch deeper than the required embedment. Install the fastener using a clutch-driven drill motor with a maximum 1500 RPM.

Testing & Approvals

FBC FL13806-R8  Liquid-Applied Roof Systems FM Miami-Dade

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