UL 555 Fire Dampers

Description: Dampers, UL 555S. 1.7 Fire dampers for dynamic systems are intended for use where the airflow is operational at the time of fire, such as in a smoke control system, or from other situations in which the fan system is operational at the time of a fire.

Description: the industry leader for testing the latest version of AMCA, ANSI, ASHRAE, UL and other industry standards of performance. UL 555 Fire Test in accordance with UL 555. The Quick Connect Breakaway Test to receive UL qualification for connecting a

Description: Ventilating Systems, NFPA 90A, the International Mechanical Code and the Uniform Mechanical Code. 1.4 Combination fire and smoke dampers and corridor dampers shall also comply with the applicable requirements in the Standard for Fire Dampers, UL 555.

Description: Construction and Materials, UL 263. 1.2 Ceiling dampers are intended for use in sheet metal air duct outlets which penetrate the ceilings of hourly-rated fire resistive assemblies. Ceiling air diffusers are intended for use with Class 0 and Class 1 air duct connectors, or for

Description: Fire Damper is tested according to UL Standard 555 for dampers intended for use in Heating, Ventilating, and Air Conditioning (HVAC) duct systems passing through fire-resistant assemblies. FEATURES AND BENEFITS 3-Year Warranty on materials and workmanship

Description: The RF-2000 Fire Damper is designed to prevent the spread of fire with a 1-1/2 hour fire rating for use within a dynamic HVAC system during life safety situations. The RF-2000 is Underwriters Laboratories Inc. ® (UL) listed and tested to the latest

Description: The RT-2000 is Underwriters Laboratories Inc.® (UL) listed and tested to the latest UL-555S standard. The RS-2000 includes a factory-installed actuator which should be cycled at least once every six months or sooner as local codes require. The RS-2000 is available with factory

Description: 555, UL 555C etc. The term “authority having jurisdiction” is defined in Practice E2174. 1.4 This test method specifies the fire exposure conditions, fire test protocol, and criteria to evaluate an open state. Note 3: There are currently no published test methods

Description: , UL 555, UL 555C etc. The term “authority having jurisdiction” is defined in Practice E2174. 1.4 This test method specifies the fire exposure conditions, fire test protocol, and criteria to evaluate an open state. Note 3-There are currently no published

Description: Dampers, UL 555S. 1.7 Fire dampers for dynamic systems are intended for use where the airflow is operational at the time of fire, such as in a smoke control system, or from other situations in which the fan system is operational at the time of a fire.