The Heavy-Duty Fastener is specifically designed to be used in roofing applications which require additional corrosion protection and additional pullout resistance. The Heavy-Duty Fastener may be used for attachment of roofing insulation and base sheets in combination with Elevate Insulation Plates, or for attachment of Elevate Batten Strips, Seam Plates, Termination Bars, and other accessories to steel, wood, concrete and other decks where approved by Elevate Technical Specifications.