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Prefco Xprt Equipment & Supplies
7 equipment items found
Manufactured by:Prefco - Johnson Tech Air Control Inc. based in, TAIWAN
The 5053-1 is a combination fire & smoke damper with a 3 Hour UL 555 fire rating and a Class I UL555S Leakage rating. This damper utilizes a thermally responsive electric switch to allow for the return spring of the specified actuator to close the damper upon elevated temperature. The damper may be installed vertically for use in barriers requiring both fire and leakage protection. This ...
Manufactured by:Prefco - Johnson Tech Air Control Inc. based in, TAIWAN
The 5050-1 is a combination fire & smoke damper with a 1 1/2 Hour UL 555 fire rating and a Class I UL555S Leakage rating. This damper utilizes a thermally responsive electric switch to allow for the return spring of the specified actuator to close the damper upon elevated temperature. The damper may be installed vertically or horizontally for use in barriers requiring both fire and leakage ...
Manufactured by:Prefco - Johnson Tech Air Control Inc. based in, TAIWAN
The 5150-1 is a UL555S approved Class I Smoke damper that can utilize a variety of internally or externally mounted actuators. The damper may be installed vertically or horizontally in ducts penetrating barriers requiring leakage protection, within 24" of the barrier being protected. This damper has been evaluated with bi-directional airflow, and is rated to 2000 FPM and 4" static pressure in ...
Manufactured by:Prefco - Johnson Tech Air Control Inc. based in, TAIWAN
Prefco-JohnsonTech Air Control Inc. certifies that the Model C-5150-MA4 Air-Foil Heavy Duty Control Damper shown herein is licensed to bear the AMCA Seal. The ratings shown are based on tests and procedures performed in accordance with AMCA Publication 511 and comply with the requirements of the AMCA Certified Ratings Program. The AMCA Certified Ratings Seal applies to air performance and air ...
Manufactured by:Prefco - Johnson Tech Air Control Inc. based in, TAIWAN
Prefco-JohnsonTech Air Control Inc. certifies that the Model C-5150-MA4 Air-Foil Heavy Duty Control Damper shown herein is licensed to bear the AMCA Seal. The ratings shown are based on tests and procedures performed in accordance with AMCA Publication 511 and comply with the requirements of the AMCA Certified Ratings Program. The AMCA Certified Ratings Seal applies to air performance and air ...
Manufactured by:Prefco - Johnson Tech Air Control Inc. based in, TAIWAN
The 5500 BF-3 curtain fire damper is UL Classified for installation in walls, floors, and partitions with a fire rating of 3 hours and greater. This damper may be installed vertically in static HVAC systems that automatically shut down in the event of ...
Manufactured by:Prefco - Johnson Tech Air Control Inc. based in, TAIWAN
The 5000 multi-blade fire damper is a 1 1/2 Hour UL 555 fire damper that can be either static or dynamic rated. This damper may be installed vertically or horizontally in barriers requiring less than 3 hours of fire protection. When applied in a dynamic (fans on) system, this damper has been evaluated with bi-directional airflow, and is rated to 3000 FPM and 4" static pressure in compliance with ...