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Number of Results: 874

Content (1547) Products (874)

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HSV-230

The HSV-230 is a heavy-duty industrial rectangular shut-off damper with a flanged frame. Pressure up to 15 in. wg Velocity to 4000 fpm Temperature from -40° to 250°F

HBTR-551

The HBTR-551 is an isolation damper for use in isolation and decontamination applications. The damper has bubble-tight leakage performance per AMCA 500-D. Pressure: Up to 40 in. wg Leakage: Bubble-tight per AMCA 500-D Velocity: Up to 6500 fpm Temperature: -40°F to 250°F

HTD-621

The HTD-621 is a heavy duty industrial air control damper qualified for use in tunnel and transit systems. This model has a double flanged frame and features mechanically fastened silicone blade seals and stainless steel jamb seals. Blade type: Single thickness flat blade with reinforcement Pressure

HSVR-250

The HSVR-250 is a heavy-duty industrial round shut-off damper with a flanged frame. Pressure up to 13.5 in. wg Velocity up to 4000 fpm Temperature range -40° to 250°F

HTD-636

The HTD-636 is a heavy duty industrial air control damper qualified for use in tunnel and transit systems. This model has a double flanged frame and features mechanically fastened silicone blade seals and stainless steel jamb seals. Meets the requirements of NFPA-130, 502, and UL 555S Fire Rating:

HBTR-451

Model HBTR-451 is an isolation damper designed for isolation and decontamination applications. The damper has bubble-tight leakage performance per AMCA 500-D. Pressure: Up to 30 in. wg Leakage: Bubble tight per AMCA 500-D Velocity: Up to 6500 fpm Temperature: -40°F to 250°F

HBTR-151

Model HBTR-151 is an isolation damper designed for isolation and decontamination applications. The damper has bubble-tight leakage performance per AMCA 500-D. Pressure: Up to 10 in. wg Leakage: Bubble tight per AMCA 500-D Velocity: Up to 3900 fpm Temperature: -40°F to 250°F

HBR-050

The HBR-050 is a light duty round industrial backdraft damper with a flanged frame. It allows air to be drawn into a draft relief application or to prevent backflow in an HVAC or a process application. Pressure: Up to 6 in. wg Velocity: Up to 3000 fpm Temperature: Up to 250°F

HBR-150

Model HBR-150 is a heavy duty round industrial backdraft damper with a flanged frame. It allows air to be drawn into a draft relief application or to prevent backflow in an HVAC or a process application. Pressure: Up to 6 in. wg Velocity: Up to 4000 fpm Temperature: Up to 250°F

GM-30 Series

The GM-30 series backdraft dampers allow horizontal airflow and prevent reverse airflow. Dampers in this series include the GM-30 (no flange), GM-31 with a flange on discharge and GM-32 with a flange on intake. Air pressure differential with assistance from adjustable counterbalance weights to mini

BR-40 Series

The BR-40 series is a pivoted backdraft damper for low-velocity systems. Horizontal mount with a vertical airflow down. Dampers in this series include the BR-40 (no flange) along with BR-41 (flange on discharge) and BR-42 (flange on intake). Back Pressure: 2 in. wg Start-to-Open Pressure: 0.05 in.

EMV-11

Model EMV-11 horizontal mount, backdraft damper allows vertical airflow up and prevents reverse airflow down. The damper is opened by air pressure differential and closed by gravity. Standard models include adjustable counterbalance weights to assist with opening. Aluminum construction Pressure: Up

BR-30 Series

The BR-30 series is a pivoted backdraft damper for low-velocity systems. These models are vertical mount dampers, designed to allow horizontal airflow and prevent reverse airflow. Dampers in this series include the BR-30 (no flange) along with BR-31 (flange on discharge) and BR-32 (flange on intake

BR-10 Series

The BR-10 series is a pivoted backdraft damper for low-velocity systems. These models mount horizontally to allow vertical airflow up and prevent reverse airflow. Dampers in this series include the BR-10 (no flange) along with BR-11 (flange on discharge) and BR-12 (flange on intake). Back Pressure:

SEBR-40 Series

The SEBR-40 series feature 316 stainless steel construction. It is a pivoted backdraft damper for low-velocity systems. These models are horizontally mounted dampers to allow vertical airflow down and prevent reverse airflow. Dampers in this series include the SEBR-40 (no flange) along with SEBR-41

SEBR-30 Series

The SEBR-30 series feature 316 stainless steel construction. It is a pivoted backdraft damper for low-velocity systems. Dampers in this series include the SEBR-30 (no flange) along with SEBR-31 (flange on discharge) and SEBR-32 (flange on intake). These models are vertical mounted, allow horizontal

SEBR-10 Series

The SEBR-10 series feature 316 stainless steel construction. It is a pivoted backdraft damper for low-velocity systems. Models mount horizontally, allow vertical airflow up and prevent reverse airflow. Dampers in this series include the SEBR-10 (no flange) along with SEBR-11 (flange on discharge) a

AMD-42V

Model AMD-42V combines the functionality of an accurate airflow measuring station and a low-leakage vertical blade control damper into one compact assembly that measures and regulates airflow volumes to a target set point. This model comes standard with a modulating actuator and properly sized pres

AMD-33

The AMD-33 combines the functionality of an accurate airflow measuring station and a low-leakage control damper into one compact assembly that measures and regulates airflow volumes to a target set point. This model comes standard with a modulating actuator and properly sized pressure transducer th

AMD-42

The AMD-42 combines the functionality of an accurate airflow measuring station and a low-leakage control damper into one compact assembly that measures and regulates airflow volumes to a target set point. This model comes standard with a modulating actuator and properly sized pressure transducer th

AMD-23

The AMD-23 combines the functionality of an accurate airflow measuring station and a low leakage control damper into one compact assembly that measures and regulates airflow volumes to a target set point. This model comes standard with a modulating actuator and properly sized pressure transducer th

DFDAF-330

Model DFDAF-330 is a multi-blade dynamic-rated-fire damper with airfoil style blades for use in walls, floors, and partitions with fire-resistance ratings of three hours or more. Dynamic-rated-fire dampers are used with a HVAC systems that remain operational during a fire emergency. Pressure: Up to

CFSD-211

The CFSD-211 is a combination fire smoke damper for corridor ceiling applications and has UL 555 1 hour fire rating and UL 555S leakage class I. Pressure: Up to 6 in. wg Velocity: Up to 2000 fpm Temperature: Up to 350°F 10-Day Fixed Lead Times on Select Configurations. Watch Now to Learn More!

DFDAF-310

Model DFDAF-310 is a multi-blade airfoil dynamic-rated-fire damper used in walls, floors, and partitions with fire-resistance ratings less than three hours. Dynamic-rated-fire dampers are in HVAC systems that remain operational in the event of a fire. Pressure: Up to 8 in. wg Velocity: Up to 4000 f

EM-10 Series

The EM-10 series are horizontally mounted backdraft dampers designed to allow vertical airflow up and prevent reverse airflow down. Model EM-10 has no flange, model EM-11 has a flange on the discharge side, and model EM-12 has a flange on the intake side. All dampers in this series open by air pres

EM-40 Series

The EM-40 series are horizontally mounted backdraft dampers designed to allow vertical airflow down and prevent reverse airflow up. Model EM-40 has no flange, model EM-41 has a flange on the discharge side, and model EM-42 has a flange on the intake side. All dampers in this series open by air pres

EM-30 Series

The EM-30 series are vertically mounted backdraft dampers designed to allow horizontal airflow. Model EM-30 has no flange, model EM-31 has a flange on the discharge side, and model EM-32 has a flange on the intake side. All dampers in this series open by air pressure differential and close by gravi

FBV-23

The intended use for FBV-23 face and bypass control dampers are in low to medium pressure and velocity systems. The control damper features 3V blades and is IECC (International Energy Conservation Code) compliant. Pressure: Up to 5 in. wg Leakage: Class 1A @ 1 in. wg; Class 1 @ up to 5 in. wg Veloc

GFSD-211

Model GFSD-211 is an out of wall combination fire smoke damper with 3V blades. Its design allows for easy access through the grille to the damper, closure device, and the actuator. This model can install vertically or horizontally and is rated for airflow and leakage in either direction. UL 555 1½

HB-240

Model HB-240 industrial backdraft damper has standard extruded aluminum airfoil blades. The damper comes standard with Spark B and C construction with Spark A construction optional. Pressure: Up to 13½ in. wg Velocity: Up to 5150 fpm Temperature: -40°F to 250°F Spark B & C construction, optional Sp

HB-120

Model HB-120 is a heavy duty industrial backdraft damper with a double-flanged channel frame and single thickness blades. Pressure: Up to 8.5 in. wg Velocity: Up to 5150 fpm Temperature: -20°F to 180°F with seals; -20°F to 250°F without seals

HB-230

The HB-230 is a heavy duty industrial backdraft damper. It has a double flanged channel frame and fabricated airfoil blades. Pressure: Up to 13½ in. wg Velocity: Up to 5150 fpm Temperature: -20°F to 250°F

HB-110

The HB-110 is a heavy duty industrial backdraft damper with a double-flanged galvanized steel channel frame and extruded aluminum blades. Backdraft dampers are designed to allow airflow in one direction and prevent reverse airflow. These can be used as exhaust or intake dampers. Pressure: Up to 5 i

HB-330

The HB-330 heavy duty industrial backdraft damper features a double flanged galvanized steel frame and double thickness fabricated airfoil blades. External heavy duty linkage, blade counterbalance and ball bearings all are standard. Pressure: Up to 20 in. wg Velocity: Up to 6400 fpm Temperature: -4

HBS-331

The HBS-331 blast suppression damper closes in the opposite direction as normal airflow. These dampers protect against rapid pressure changes due to an explosion (as high as 5.77 psi). Pressures: 1.5 - 5.77 psi to the maximum size Velocity: Up to 4000 fpm Temperature: -40°F to 250°F

HBS-431

The HBS-431 blast suppression damper closes in the opposite direction as normal airflow. These dampers protects against rapid pressure changes (as high as 15 psi). Pressures: 1 - 15 psi to the maximum size Velocity: Up to 4000 fpm Temperature: -40°F to 250°F

HBS-330

The HBS-330 blast suppression damper closes in the same direction as the normal airflow. These dampers protect against rapid pressure changes due to an explosion (as high as 5.77 psi). Pressures: 1.5 - 5.77 psi to the maximum size Velocity: Up to 4000 fpm Temperature: -40°F to 250°F

HBS-430

Model HBS-430 blast suppression damper closes in the same direction as normal airflow. The damper protects against rapid pressure changes (as high as 15 psi). Pressures: 1 - 15 psi to the maximum size Velocity: Up to 4000 fpm Temperature: -40°F to 250°F

HCD-530

The HCD-530 heavy-duty, industrial control damper has a flanged frame and fabricated airfoil blades. Its design controls airflow and provides shutoff in HVAC or industrial process control systems. Blade Type: Fabricated Airfoil Pressure: Up to 45 in. wg Velocity: Up to 6000 fpm Temperature: -40°F t

HBT-221

The HBT-221 is an isolation damper designed for isolation and decontamination applications. The damper has bubble-tight leakage performance per AMCA 500-D. Pressure: Up to 10 in. wg Leakage: Bubble tight per AMCA 500-D Velocity: Up to 3900 fpm Temperature: -40°F to 250°F

HCD-430

The HCD-430 is a rectangular industrial control damper with a flanged frame and fabricated airfoil blades. The design controls airflow and provides shutoff in HVAC or industrial process control systems. Blade Type: Fabricated Airfoil Pressure: Up to 35 in. wg Velocity: Up to 6000 fpm Temperature: -

HCD-135

The HCD-135 rectangular industrial control damper has a flanged frame with insulated airfoil blades. Blade Type: Insulated Fabricated Airfoil Pressure: Up to 8½ in. wg Velocity: Up to 4000 fpm Temperature: -40°F to 250°F

HCD-130

The HCD-130 rectangular industrial control damper has a flanged frame with airfoil blades. Blade type: Fabricated airfoil Pressure: Up to 8½ in. wg Velocity: Up to 4000 fpm Temperature: -40°F to 400°F

HCD-120

Model HCD-120 is a rectangular heavy-duty industrial control damper with a flanged frame and 3V blades. Blade Type: 3V Pressure: Up to 8½ in. wg Velocity: Up to 3000 fpm Temperature: -40°F to 400°F

HCD-330

The HCD-330 rectangular industrial control damper features a double-flanged, galvanized steel channel frame and fabricated airfoil blades. Blade Type: Fabricated Airfoil Pressure: Up to 25 in. wg Velocity: Up to 5000 fpm Temperature: -40°F to 600°F

HCD-240

Model HCD-240 is a rectangular heavy-duty industrial control damper with a flanged frame and extruded aluminum airfoil blades. Options include spark A resistant construction. Blade Type: Aluminum Extruded Airfoil Pressure: Up to 15 in. wg Velocity: Up to 5000 fpm Temperature: -40°F to 250°F

HCD-230

The HCD-230 rectangular industrial control damper has a flanged frame with fabricated airfoil blades. Blade Type: Fabricated Airfoil Pressure: Up to 15 in. wg Velocity: Up to 5000 fpm Temperature: -40°F to 600°F

HCD-220

The HCD-220 is a rectangular heavy-duty industrial control damper with a flanged frame and 3V blades. The damper controls airflow and provides shutoff in HVAC or industrial process control systems. Its design fits applications requiring higher pressures and velocities. Blade Type: 3V Pressure: Up t

HCD-221

Model HCD-221 is an industrial isolation control damper with a flanged frame. The HCD-221 uses the same blade design that we provide on our bubble tight damper. It is designed to provide shutoff with very low leakage in HVAC or industrial process control systems. This model is available with paralle

HCD-324

The HCD-324 is a heavy-duty industrial control damper with a flanged frame for high temperature applications. It is designed to control airflow and provide shut off in HVAC or industrial process systems. Blade type: High temperature airfoil Pressure: Up to 25 in. wg Velocity: Up to 5000 fpm Temperat

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