GenFast™ CD-10 Concrete Fasteners are non-threaded, hammer-in fasteners engineered for attaching roofing insulation and membranes to structural concrete in GenFlex roofing systems. They are also approved for use with GenFlex Insulation Plates, Bar Anchors, Seam Plates, Termination Bars and other accessories requiring secure attachment to concrete substrates. Manufactured to meet the physical property requirements of Factory Mutual (FM) Specification #4470, GenFast CD-10 Fasteners deliver strong, consistent performance and long-term durability. Available in lengths from 2″ (51 mm) to 12″ (305 mm), they provide a dependable, easy-to-install solution for a variety of concrete deck applications.