Rockwood 2848

Automatic Flush Bolt with Bottom For Fire Rated Metal Doors Fire Bolt


Material: Brass, Stainless Steel


  • Non-handed
  • 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 3/4"
  • 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
  • UL Listed


Part Number


Top Bolt Size

Bottom Bolt Size


2848 10 ea. #8 x 3/4" FH Combo Screws, 4 ea. Plastic Anchors
1" x 6-3/4"
13/16" dia.  1.3 lbs.




Bright Brass, Clear Coated US3 605 605
Satin Brass, Clear Coated US4 606 606
Satin Bronze, Clear Coated US10 612 612
Dark Oxidized Satin Bronze, Oil Rubbed US10B 613 613
Dark Oxidized Satin Bronze, Equivalent US10BE 613E 613e
Black Suede Powder Coat BSP -
White Suede Powder Coat WSP -
Satin Stainless Steel US32D 630
Stainless Steel US32 629 629

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