Meet the Thermal-Grip Ci Prong Washer—a 2" diameter plastic washer engineered to simplify attaching continuous rigid insulation. It’s built for pros who want a fast, secure on-the-wall fastener assembly with a touch of practical, no-nonsense reliability.
Use with Grip-Deck® screws/fasteners to attach rigid insulation including extruded polystyrene (XPS), polyisocyanurate (polyiso), mineral/rock wool, etc. Use as tested, specified or recommended by every major insulation manufacturer.
Key Features & Design
- 2” diameter. washer with solid cap design (no keyholes)
- Pre-spotting prongs
- Stiffened center “Bullseye” ring prevents fastener pull-through
- Flexible perimeter reduces tearing of facer
- Flattens on surface of insulation
- Carbon black UV stabilizers
- Tested and specified for use with Grip-Deck® screws
- Rigid insulation manufacturer approved
- Made in USA
- 1000 Pieces Per Box