Material: Brass, stainless steel
Fastener:10 ea. #8 x 3/4" FH combo screws, 4 ea. plastic anchors
Size:Top bolt: 1" x 63/4"
Bottom bolt: 13/16" dia.
Features:• For Fire Rated Metal Doors
• Low (5 lbs. maximum) closing force
• Fully automatic—opening active door retracts top bolt
• Override feature prevents damage to doors or bolt if bolt head is blocked from entering strike
• Bolt head rod is adjustable up to 1 1/2"
• For fire rated metal doors labeled A, B, C, D, & E up to 4' w x 9' h
• Thermal lock automatically locks the inactive door under high heat conditions due to fire
• Bottom fire bolt eliminates need for floor prep
• Oversize fire bolt strike hole allows for slight door misalignment