The Grip-Lok MW Plate is a versatile mineral wool attachment solution designed to secure mineral wool to any substrate—wood, metal, or concrete. Installers can shoot, screw, or nail in with the appropriate fastener and tool, and trust a permanent hold. 250 Pieces Per Box.

Key Features & Design

• Secures up to 5” mineral wool — handles insulation thicknesses up to 5 inches without drama.
• Shoot it, screw it, or nail it — versatile attachment method to fit your preferred workflow.
• All substrates including wood, metal, and masonry — works with any common building surface.
• Mill galvanized to prevent corrosion — built to withstand moisture and time.
• Permanent attachment — unlike adhesive stick pins, these metal anchors stay put.
• Curled sides provide rigidity and prevent sharp edges — safer handling and better edge quality.

Durable, reliable, and straightforward, Grip-Lok MW Plate makes mineral wool installation faster and less fussy—because nobody enjoys chasing loose insulation or dealing with sharp edges.