Inward Opening Door Fire
When a mob of people rushes an exit it s very hard for somebody to open the door inward everyone pushes up against the door and there is no room for it to open.
Inward opening door fire. This is because the handle opens the lock when you pull it upwards as well as when you push it down. Tools used in the level4 testing include a disc grinder felling axe hole saw jigsaw sledgehammer and plate shears. No key or two handed operation is required to exit through the door. They were unfamiliar with the exits and some refused to open locked exit doors.
There was no emergency. When people were able to pull the doors open enough to get out some people were then wedged in the door opening as people continued to push on the door. Non rebated double door door type. Centre latch or bolt only.
Many exits were concealed by flammable drapery and many were locked. Theater staff had never had a fire drill. There were no exit signs. The exidor 500 series can work on pull to open fire escape doors as well as the more usual push to open.
The inward opening cooper bolt allows emergency fire exit doors to be opened in a single move by pulling a release handle which retracts a security bolt. For this reason an effective emergency exit needs to open outward moving with the force of the mob. Inward opening insulated wall only select a category fire rated access doors non fire rated access doors fire rated floor doors non fire rated floor doors safety products roof hatches ladders and security covers plastic doors cover plates dampers louvers. The kds4 range offers a selection of certified single double and leaf and half outward opening doorsets and single inward opening doorsets suitable for all personnel fire exit access control and utility applications.
Today exit doors open outward so that people trying to escape will tend to hold the doors open. They are now standard equipment in most fire departments throughout the country and are often a firefighter s first choice when it comes to selecting tools to force inward opening doors.