Why Do Elevators Need Smoke Protection?
In this day and age, many buildings are equipped with elevators in order to make the navigation of various floors more simple.
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In this day and age, many buildings are equipped with elevators in order to make the navigation of various floors more simple.
It is often desirable to direct smoke into certain zones for extraction. This is formed using small, rapid drop and often zone controlled banks of curtains.
Forming fire compartments requires a curtain to have good levels of Integrity- the I Classification – and low levels of Irradiance of Heat- the W Classification. Curtains installed to form a compartment must be able to provide a physical barrier to the fire and prevent heat flux transfer of levels sufficient to ignite materials either […]
Smoke compartments are formed to prevent smoke spreading throughout a building. They must be impermeable to smoke leakage within set criteria, but also offer a level of resistance to heat.
A number of buildings still utilize an external staircase running down a building to allow escape from each floor. However if the fire is on a lower floor then this means of escape is compromised.
There are numerous office blocks and department stores that have impressive open atria designs spanning over many floors. To prevent the spread of smoke and fire from one floor to another and to facilitate the rapid extraction of smoke many of these use a roof level access system complemented by an inlet make up air […]
While BLE Smoke & Fire can offer a smoke sealed curtain for the immediate face of any elevator door this may not suit the building fire strategy. It may be required to create a protected lobby in front of a bank of elevator doors.
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