To prevent injury to building occupants during a fire, you need to protect them from smoke inhalation as well as from the actual flames. Smoke curtains are the ideal solution for smoke control. ... Unlike other smoke control equipment such as outdoor exhaust vents, smoke curtains provide a physical barrier against smoke.Oct 25, 2018
Why do Theatres have fire curtains?
Fire safety curtains provide a barrier between the stage and auditorium in the event of a fire. The curtain prevents the heat, smoke and flame from a fire on stage from affecting an audience while the auditorium is evacuated.
What activates the fire curtain?
A powered magnet keeps tension on a release cable. When signaled, the magnet releases the pulley assembly, which releases the fire curtain.
How does a fire curtain work?
Smoke curtains remain invisibly retracted until activated by an alarm, detector signal or manual switch. ... This allows the safe evacuation of people from buildings, whilst reducing fire damage by preventing smoke logging, which enables fire-fighting, reduces temperatures and ultimately delays the spread of fire.Sep 14, 2016
What does the fire safety curtain do for fire protection?
They are located within the ceiling above the opening and are deployed downwards to prevent smoke from spreading through the building. These curtains help to divide the building into smaller spaces and contain smoke to individual rooms.Oct 25, 2018
What is a smoke curtain?
Fire and smoke curtains are installed to ensure safe evacuation in the event of a fire. ... This allows the safe evacuation of people from buildings, whilst reducing fire damage by preventing smoke logging, which enables fire-fighting, reduces temperatures and ultimately delays the spread of fire.Sep 14, 2016
What is the difference between a fire shutter and a fire curtain?
Having fire shutters can help protect the building's exterior and prevent the spread of flames to neighboring buildings. Having fire curtains can help contain the movement of smoke and flames indoors while protecting other spaces within the building at the same time.May 18, 2021
Elevator Smoke Curtains Smoke curtains seal off the elevator doors to prevent smoke from entering the elevator and to reduce smoke migration to other floors through elevator shafts. ... When deployed, they roll down over the front of the elevator doors and framing and use a magnetic system to ensure a proper seal.Feb 27, 2019
What are smoke curtains?
A smoke curtain is used as part of a smoke control system. It is there to either stop smoke from reaching another zone or channel it through a particular route. Smoke Curtains don't descend to ground level (ceiling to floor). They are generally set above head height, so as not to interfere with the means of escape.Mar 15, 2019
What is a draft curtain?
According to the NFPA, a draft curtain is a non-combustible barrier. It may be permanently or temporarily fixed in place, or it may be deployable upon detection of smoke or flame. It's meant to hang or protrude from the ceiling, where it can help to block and channel smoke migration.Mar 4, 2021