Vickie Lovell, Intercode Inc., Delray Beach, Fla.

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MNS, ECS April 1, 2010

Dampers: An essential component of fire protection design

Based on an examination of NFPA data in the 1930s, in 1939 the National Board of Fire Underwriters recommended that dampers be installed in HVAC systems to interrupt the passage of smoke, flame, and heat during a fire. Since that time, numerous experts in the field of the fire sciences have substantiated the effectiveness of automatic closing fire and/or smoke dampers and automatic fan shutdown...

By Vickie Lovell, Intercode Inc., Delray Beach, Fla.
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