Automatic Door Bottom Mill Finish Insert Size 3/4 in Flange Height 1 3/16 in Width 27/32 in Length 36 in Projection 3/4 in Insert Material Neoprene Housing Material Aluminum Color Silver Performance Full Mortise Insert Color Black Flange Material Aluminum Flange Thickness 27/32 in Drop Bar Material Neoprene Hardware Included For Use With 36 in Wide Doors Standards ASTM E 1408-91 ASTM E 90-97 ASTM-E283 BHMA Certified Meets NFPA 105-99 UBC7.2 UL 1784-01 Tested UL10B UL10C