Passive fire protection
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Passive fire protection is components or systems of a building or structure that slows or impedes the spread of the effects of fire or smoke without system activation, and usually without movement. Ex
Fire-resistance rated wall assembly with fire door, cable tray penetration and intumescent cable coating
This I beam has a fireproofing material sprayed onto it as a form of passive fire protection.
Fire damper
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Fire dampers are passive fire protection products used in heating, ventilation, and air conditioning ducts to prevent and isolate the spread of fire inside the ductwork through fire-resistance rated w
Passive fire protection
…the spread of fire through intentional openings (e.g., doors, HVAC ducts) in fire rated assemblies by the use of a fire rated closure (e.g., fire door, fire damper) Prevent the spread of fire through penetrations (e.g., holes in fire walls through which building systems such as plumbing pipes or electrical cables…
Interior of German mechanical fire damper inside of a galvanised steel duct.
North American fire dampers, ready for installation in Durasteel fire-resistance rated pressurisation ductwork.
Side view of North American fire damper, showing the closing mechanism that shuts the interior blades.
Fail-safe rotary actuator for fire dampers.