GenFlex EZ TPO InvisiWeld™ and InvisiWeld-S™ Plates are precision-engineered to secure roof insulation and GenFlex EZ TPO or EZ TPO Plus membranes. Manufactured from specially formulated, coated galvanized steel, the 3″ (76 mm) nominal round plates are designed for use with induction-weld technology to create a secure, watertight bond. They are compatible with GenFast™ #14, #15 WH, #16 MAX, CD-10 Concrete Fasteners, and Purlin fasteners for attachment to steel, wood, or structural concrete decks. The system delivers exceptional hold strength, corrosion resistance, and long-term performance in demanding roofing applications.