Ads
related to: fire door push bar mechanism parts
Search results
Results from the WOW.Com Content Network
A crash bar (also known as a panic exit device, panic bar, or bump bar) [1] [2] is a type of door opening mechanism which allows users to open a door by pushing a bar. While originally conceived as a way to prevent crowd crushing in an emergency, crash bars are now used as the primary door opening mechanism in many commercial buildings.
During a fire, any door that penetrates a firewall must be fire-rated. Fire doors need to be closed in case of fire to help prevent the spread of fire and smoke. Any fire doors which are normally held open must automatically close and lock when a fire is present in the building. The function of an emergency exit rim device (crash bar or panic ...
The Kelly tool was intended specifically for opening doors and other barriers. Modern versions often are modified along the lines of the Halligan bar, especially at the chisel end. Originally the chisel blade was flat and straight; more recently it has tended to take on a curved and forked form, similar to the claw of a carpenter's hammer ...
The K-tool can be used to pull the core from the lock without damaging the door itself. The K-tool is also useful during investigations where no fire is readily evident. The core can be pulled from a lock, which can often be repaired at lower cost than replacing a door and jamb damaged by other, more energetic entry methods.
A fire door is a door with a fire-resistance rating (sometimes referred to as a fire protection rating for closures) used as part of a passive fire protection system to reduce the spread of fire and smoke between separate compartments of a structure and to enable safe egress from a building or structure or ship.
At the same time, the unemployment rate has inched higher this year, sparking concerns from the Fed about weaknesses in the labor market, and helping open the door to its recent rate reductions ...
Ads
related to: fire door push bar mechanism parts