Plasti-Grip Ci Prong Washer (1000/Box) checklist-This product is currently not available due to manufacturing issues Double seal between the frame

Double seal between the frame and the sash

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Plasti-Grip Ci Prong Washer (1000/Box) checklist-This product is currently not available due to manufacturing issues Double seal between the frame1 3 4 diameter white washer with keyholes. Prongs enable pre spotting into insulation for easy on the wall fastener assembly. Use with Grip Deck screws fasteners to attach rigid insulation over a primary air barrier. Suitable for all types of insulation including extruded polystyrene (XPS), polyisocyanurate (polyiso), expanded polystyrene (EPS), mineral rock wool, etc. 1000 pieces per box Key Features: Pre spotting prongs for on the wall fastener