Firestone three inch galvanized steel plates(1,000) for fastening insulation/substrate onto roof deck, also used for flashing detail on E.D.P.M. roof systems.

FEATURES & BENEFITS: •lock-in & anti-rotation features prevent fastener back-out •is a Trilock™ true flat bottom lock plate for installation over dense re-cover boards •Galvalume® finish for extra corrosion.