Rockwood 557 x 19BFB Lever Extension Flush Bolt with Bottom Fire Bolt

$165.00

Usually Ships: 2-3 Business Days

At 230˚F the plug and plastic cover melt allowing the bolt to project
For fire-rated plastic and wood-covered fire doors
UL Listed up to 90 minutes (fire-rated)

Rockwood 557 x 19BFB Lever Extension Flush Bolt with Bottom Fire Bolt, 26D Satin Chrome Finish

The 557 x 19BFB Lever Extension Flush Bolt with Bottom Fire Bolt is for use on select fire-rated plastic & wood-covered fire doors. This product maintains the doors strength and features a bottom fire bolt that eliminates the need for floor prep and an oversized fire bolt strike hole that allows for slight door misalignment. When the door is subjected to 230˚F the plug and black plastic cover will melt allowing the bolt to project, locking the leaves together.

3/4″ backset
Door strength maintained by corner reinforcing plate
When door is subjected to 230˚F, plug and black plastic cover melt allowing bolt to project, locking leaves together
Flush bolt rods cannot be extended
7 ea. #8 x 3/4″ FH combo screws 4 ea. #8 – 32 x 1/2″ FH MS 4 ea. #8 counter sunk washer