HITF interpretations, June 2010
NFPA HITF interpretations, June 2010 on floor/ceiling assembly for occupancy separation, exit access from suites, fire doors, sprinkler clearance at perimeter.
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A building’s HVAC system is designed to perform several tasks: filter, cool, heat, humidify, dehumidify, pressurize, and/or exhaust.
Positive vs Negative
Operating room and protective isolation = Positive
Airborne isolation = Negative
Two principles for air-conditioning operating rooms are that air should be supplied at the ceiling, in a unidirectional or laminar air pattern, and
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