Number of Results: 52
The HTD-640 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 Blade type: Alumin
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:
The HTD-630 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 Blade type: f
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
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
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
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
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
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
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
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
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
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
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
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
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
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: -
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
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
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
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
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
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
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
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
Model HCD-524 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 control systems. Blade type: High temperature airfoil Pressure: Up to 45 in. wg Velocity: Up to 5000 fp
The HCD-130LE is design for use in replacements in existing lab exhaust units, as a standalone in custom lab exhaust units. They also work on Greenheck's Vektor® units. Blade Type: Fabricated airfoil Pressure: Up to 8½ in. wg Velocity: Up to 4000 fpm Temperature: -40°F to 250°F
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
The HCD-230LE is design for use in replacements in existing lab exhaust units, as a standalone in custom lab exhaust units. They also work on Greenheck's Vektor® units. Blade Type: Fabricated airfoil Pressure: Up to 15 in. wg Velocity: Up to 5000 fpm Temperature: -40°F to 250°F
The HCDR-351 is an isolation damper with a flanged frame. It provides tight shutoff with very low leakage in HVAC or industrial process control systems. Pressure: Up to 20 in. wg Velocity: Up to 6500 fpm Temperature: -40°F to 400°F
Model HCDR-150 is a round heavy duty industrial control damper with a flanged frame. The damper controls airflow and provides shut off in HVAC or industrial process control system. Available with bolt holes on mounting flanges. Pressure: Up to 6 in. wg Velocity: Up to 4000 fpm Temperature: -40°F to
The HCDR-050 is a round light duty industrial control damper with a flanged frame. Its design controls airflow and provides shut off in HVAC or industrial process control systems. Available with bolt holes on mounting flanges. Pressure: Up to 6 in. wg Velocity: Up to 3000 fpm Temperature: -40°F to
The HCDR-350 is a heavy duty round industrial control damper with a flanged frame. It controls airflow and provides shut off in HVAC or industrial process control systems. Available with bolt holes on mounting flanges. Pressure: Up to 20 in. wg Velocity: Up to 6400 fpm Temperature: -40°F to 1000°F
The HCDR-152 is a heavy duty industrial two-blade round control damper with a flanged frame. This damper provides a more precise control of the airstream through blade modulation. Available with bolt holes on mounting flanges. Pressure: Up to 6 in. wg Velocity: Up to 4000 fpm Temperature: -40°F to
Model HCDR-450 is a heavy-duty round industrial control damper with a flanged style frame. It is designed to control airflow and provide shut off in an industrial process control systems. A variety of optional features allows the model HCDR-450 to be tailored to the application. Pressure: Up to 30 i
The HPR-330 is an industrial pressure relief damper with double-flanged channel frame. It is designed to protect HVAC systems and industrial processes by relieving air pressure. Blade Type: Fabricated Airfoil Pressure Relief: ½ in. wg to 6 in. wg Back Pressure: 13½ - 20 in. wg Velocity: Up to 6400
Model HPR-230 industrial pressure relief damper has a double flanged channel frame and streamlined airfoil blades. The damper protects HVAC systems and industrial processes by relieving air pressure. Blade Type: Fabricated Airfoil Pressure Relief: ¼ in. wg to 4 in. wg Back Pressure: 6 - 13½ in. wg
The HPR-120 is a pressure relief damper with a double flanged channel frame. It protects HVAC systems and industrial processes by relieving air pressure. Blade Type: 2V Pressure Relief: 0.1 in. wg to 1 in. wg Back Pressure: 5 - 8½ in. wg Velocity: Up to 5150 fpm Temperature: -20°F to 200°F with sea
The HTOD-331 heavy duty industrial tornado damper protects against tornadoes and sudden pressure changes. This model has a double flanged frame with single thickness fabricated blades. Closes in the opposite direction as normal airflow Pressure: Up to 83 in. wg Velocity: Up to 6400 fpm Temperature:
The HCDR-250 is a heavy duty industrial round control damper with a flanged-style frame. It controls airflow and provides shut off in HVAC or industrial process control system. Available with bolt holes on mounting flanges. Pressure: Up to 13½ in. wg Velocity: Up to 5150 fpm Temperature: -40°F to 6
The HTOD-330 heavy duty industrial tornado damper protects against tornadoes and sudden pressure changes. This model has a double-flanged frame with single thickness fabricated blades. Closes in the same direction as normal airflow Pressure: Up to 83 in. wg Velocity: Up to 6400 fpm Temperature: -40
Model ABD is an automatic balancing damper designed to maintain a constant airflow volume in HVAC applications. The damper blade is calibrated to automatically adjust to changing pressures. The ABD is for use in both supply and exhaust applications. Pressure: 0.2 in. wg to 2 in. wg Airflow Range: 25
Model ABD-FD is an automatic balancing damper with a UL 555 rated 1½ or 3 hour static fire damper. The entire assembly is UL rated and approved. The ABD is designed to maintain a constant airflow volume in a HVAC application and calibrated to automatically adjust to changing pressures. The assembly
Model ABD-T is an automatic balancing damper with a square transition. This damper is designed to maintain a constant airflow volume in HVAC applications. The damper blade is calibrated to automatically adjust to changing pressures. The transition can be removed and flipped to the other side of the
The ABD-Z1 provides on-demand control to a ventilation system. The ABD-Z1 has a shut off damper with an electric actuator, automatic balancing damper (ABD), and a plenum box as one assembly. It is designed to maintain a constant airflow volume in a HVAC applications. Building Types Apartments and Co
Model ABD-RB combines an automatic balancing damper (ABD) with the convenience of a factory-supplied register box. The ABD-RB can be configured for supply or exhaust applications and can mount in walls and ceilings. The ABD can mount on either the side or back of the register box. Applications Apart
The ABD-Z2 has an integrated automatic balancing damper (ABD) that can be toggled between two pressure independent cfm setpoints by way of an electric actuator. The low-flow setpoints maintains a constant mimum ventilation rate, while the high-flow setpoint provides boosted on-demand ventilation. Bu
The RBE belt-driven axial fan is ideal for roof-mounted applications exhausting relatively clean air. These units feature fabricated steel propellers and a fabra hood-style housing. 1,340 to 82,283 cfm Up to 1.5 in. wg.
Model AE is a direct drive fan designed for roof mount applications exhausting relatively clean air. Fans feature spun aluminum housings and fabricated aluminum propellers. 250 to 6,000 cfm Up to 1.0 in. wg.
An RBCE belt drive, roof mounted axial fan is for applications exhausting relatively clean air. Fan propellers are cast aluminum airfoil blades, with fabra hood-style aluminum or steel housings. 830 to 78,000 cfm Up to 1. 0 in. wg.