Number of Results: 328
The DFD-150X series is for use in walls, floors, and partitions with fire-resistance ratings less than three hours. This model has an integral sleeve. Dynamic-rated-fire dampers are in HVAC systems that remain operational in the event of a fire. Pressure: Up to 4 in. wg Velocity: Up to 4000 fpm Tem
The MBD-10 balancing damper is a single blade with an integral bearing. Pressure: Up to 1 in. wg Velocity: Up to 2000 fpm Temperature: Up to 180°F
The MBD-15 is a multi-blade manual balancing damper regulating the flow of air in an HVAC system. Blade Type: 3V Pressure: Up to 4 in. wg Velocity: Up to 2000 fpm Temperature: Up to 180°F
The VCD-33 is a low leakage control damper with fabricated airfoil blades. This damper can be used in applications as an automatic control or manual balancing damper with medium to high pressure and velocity systems. Pressure: Up to 8 in. wg Leakage: Class 1A @ 1in. wg, Class 1 @ 4-8 in. wg Velocit
The VCD-43 control damper is low leakage with extruded aluminum airfoil blades and frame. This model can be used in applications as an automatic control or manual balancing damper with medium to high pressure and velocity systems. Pressure: Up to 8 in. wg Leakage: Class 1A @ 1in. wg, Class 1 @ 4-8
The VCD-23 is a general purpose control damper with 3V blades. This model can be used in applications as an automatic control or manual balancing damper with low to medium pressure and velocity systems. Pressure: Up to 5 in. wg Leakage: Class 1A @ 1in. wg, Class 1 @ up to 5 in. wg Velocity: Up to 3
The VCD-42 is a low leakage control damper with extruded aluminum airfoil blades. This damper can be used in applications as an automatic control or manual balancing damper with medium to high pressure and velocity systems. Pressure: Up to 6 in. wg Leakage: 3 cfm per sq. foot @ 1in. wg, 6 cfm per s
Model VCD-40 is a low leakage control damper that has blades completely contained within the 4 in. frame. This allows the direct mount to a louver, filter frame, or similar application with no blade interference. Pressure: Up to 6 in. wg Leakage: Class 1A @ 1 in. wg Velocity: Up to 6000 fpm Tempera
The VCD-20 is a general purpose control damper with 3V blades. This damper can be used in applications as an automatic control or manual balancing damper with low to medium pressure and velocity systems. Pressure: Up to 5 in. wg Velocity: Up to 3000 fpm Temperature: -40°F to 250°F
The VCD-34 is a low leakage control damper that has insulated fabricated airfoil blades. The damper works well in applications as an automatic control or manual balancing damper with medium to high pressure and velocity systems. Pressure: Up to 8 in. wg Leakage: Class 1A @ 1in. wg, Class 1 @ 4-8 in
The VCD-23V control damper has vertical 3V blades with blade and jam seal. This model can be used in applications as an automatic control or manual balancing damper with low to medium pressure and velocity systems. Pressure: Up to 5 in. wg Leakage: Class 1A @ 1in. wg, Class 1 @ up to 5 in. wg Veloc
The VCD-43V control damper has low leakage with extruded aluminum airfoil blades and an aluminum frame. This model can be used in applications as an automatic control or manual balancing damper with medium to high pressure and velocity systems. Pressure: Up to 8 in. wg Leakage: Class 1A @ 1in. wg,
The VCD-34V is a low leakage control damper with insulated vertical fabricated airfoil blades. This model can be used in applications as an automatic control or manual balancing damper with medium to high pressure and velocity systems. Pressure: Up to 8 in. wg Leakage: Class 1A @ 1in. wg, Class 1 @
The VCD-33V is a low leakage control damper with vertical fabricated airfoil blades. The model can be used as an automatic control or manual balancing damper with medium to high pressure and velocity systems. Pressure: Up to 8 in. wg Leakage: Class 1A @ 1in. wg, Class 1 @ up 4-8 in. wg Velocity: Up
The MBDR-50 is a round manual balancing damper regulating the flow of air in an HVAC system. Pressure: Up to 1 in. wg Velocity: Up to 2000 fpm Temperature: Up to 180°F
Model DFDR-510 is a round fire damper for use 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 4 in. wg Velocity: Up to 2000 fpm Temperature: Up to 286°
The SMD-201M is a Class I rated modulating smoke damper with 3V blades for operational closure in emergency smoke control situations. This model installs vertically or horizontally and is rated for airflow and leakage in either direction. Pressure: Up to 4 in. wg Velocity: Up to 2000 fpm Temperatur
The SMD-201 is a Class I leakage rated smoke damper with 3V blades for operational closure in emergency smoke control situations. This model installs vertically or horizontally and is rated for airflow and leakage in either direction. Pressure: Up to 6 in. wg Velocity: Up to 2000 fpm Temperature: U
The SMD-202 is a Class II leakage rated smoke damper with 3V blades for operational closure in emergency smoke control situations. This model installs vertically or horizontally and is rated for airflow and leakage in either direction. Pressure: Up to 6 in. wg Velocity: Up to 2000 fpm Temperature:
The SMD-302M is a Class II leakage rated smoke damper with airfoil blades for operational closure in emergency smoke control situations. This model installs vertically or horizontally and is rated for airflow and leakage in either direction. Pressure: Up to 4 in. wg Velocity: Up to 2000 fpm Tempera
The SMD-301V is a Class I leakage rated smoke damper with vertical airfoil blades for operational closure in emergency smoke control situations. This model installs vertically and is rated for airflow and leakage in either direction. Pressure: Up to 8 in. wg Velocity: Up to 4000 fpm Temperature: Up
The SMD-301M is a Class I leakage rated modulating smoke damper with airfoil blades for operational closure in emergency smoke control situations. This model installs vertically or horizontally and is rated for airflow and leakage in either direction. Pressure: Up to 4 in. wg Velocity: Up to 2000 f
The SMD-302 Class II leakage rated smoke damper has airfoil blades for operational closure in emergency smoke control situations. The model installs vertically or horizontally and is rated for airflow and leakage in either direction. Pressure: Up to 8 in. wg Velocity: Up to 4000 fpm Temperature: Up
The SMD-401EF is a Class I leakage rated smoke damper with extruded aluminum airfoil blades and frame for operational closure in emergency smoke control situations. The damper installs vertically or horizontally and is rated for airflow and leakage in either direction. Pressure: Up to 6 in. wg Velo
The SMD-401M is a Class I leakage rated modulating smoke damper with extruded aluminum airfoil blades for operational closure in emergency smoke control situations. This model installs vertically or horizontally and is rated for airflow and leakage in either direction. Pressure: Up to 4 in. wg Velo
The SMD-401 is a Class I leakage rated smoke damper with extruded aluminum airfoil blades for operational closure in emergency smoke control situations. This model installs vertically or horizontally and is rated for airflow and leakage in either direction. Pressure: Up to 6 in. wg Velocity: Up to
The SMD-301 is a Class I leakage rated smoke damper with airfoil blades for operational closure in emergency smoke control situations. The model installs vertically or horizontally and is rated for airflow and leakage in either direction. Pressure: Up to 8 in. wg Velocity: Up to 4000 fpm Temperatur
Model FD-310 is for use in walls, floors, and partitions with fire resistance ratings of three hours or more. This model has a 2³/₁₆ inch frame. Static rated fire dampers used in HVAC systems automatically shut down in the event of a fire emergency. Temperature: Up to 212°F
Model FD-350 is for use in walls, floors, and partitions with fire-resistance ratings of three hours or more. This model is UL 555 classified with a 3¹¹/₁₆-in. frame. Static rated fire dampers used in HVAC systems automatically shut down in the event of a fire emergency. Temperature: Up to 212°F
The FD-150X series is for use in walls, floors, and partitions with fire-resistance ratings less than three hours. This model has an integral sleeve. Static-rated-fire dampers used in HVAC systems that automatically shut down in the event of a fire emergency. Temperature: Up to 212°F FD-150x12 has
Model FD-110 is for use in walls, floors, and partitions with fire-resistance ratings less than three hours. This model has a 2³/₁₆ inch frame. Static-rated-fire dampers used in HVAC systems automatically shut down in the event of a fire. Temperature: Up to 212°F
The FD-150 is for use in walls, floors, and partitions with fire-resistance ratings less than three hours. This model has a 3¹¹/₁₆ inch frame. Static-rated-fire dampers used in HVAC systems automatically shut down in the event of a fire emergency. Temperature: Up to 212°F
The KFD-150 is a static rated fire damper used in kitchen ventilation systems. This model has a fire-resistance rating of less than three hours. Static rated fire dampers are used in systems that automatically shut down in the event of a fire emergency.
The KFD-350 is used in kitchen ventilation system with a fire resistance rating of 3 hours or more. Static rated fire dampers used in HVAC systems automatically shut down in the event of a fire emergency.
The WD-340 backdraft damper bolts to the flanged outlet of Greenheck model USF utility blowers. Motorpacks are optional. Pressure: Up to 2 in. wg Velocity: Up to 2500 fpm Temperature: Up to 180°F
The WD-400 backdraft damper series are non-motorized that mount vertically for intake air or horizontally to allow vertical airflow down and prevent reverse airflow. Models WD-400 and 410 have no flange, model WD-420 has a flange on discharge, and WD-430 has a flange on intake. The dampers open usi
The WD-300 series backdraft damper prevents reverse airflow in horizontal exhaust applications. Model WD-300 has a flange on intake, model WD-320 has a flange on discharge and model WD-330 does not have a flanged frame. Dampers open using air pressure differential and close by gravity. Optional mot
The WD-200 series backdraft dampers are motorized to open when energized and the spring return closes when de-energized. Model WD-200 has no flange, model WD-210 has a flange on the motor side and model WD-220 has a flange opposite the motor. The WD-200 series is for horizontal or vertical mounting
The WD-100 series backdraft dampers mount horizontally to allow vertical airflow up and prevent reverse airflow. Model WD-100 has no flange, model WD-110 has a flange on the discharge side, and model WD-120 has a flange on the intake side. These dampers open using air pressure differential (assiste
Model SBS is a belt drive propeller fan, specifically designed for wall-mounted applications, supplying clean air. These units feature fabricated steel propellers. 300 to 86,850 cfm Up to 1.0 in. wg.
A straight-sided, vented roof curb for use on flat roofs in kitchen applications. 20, 24, 26, or 30 in. height, varies by size 2 or 5 in. flashing flange
A straight-sided roof curb for use on ridged or double-pitched roofs in high wind and seismic applications. 8 to 24 in. heights 2 or 5 in. flashing flange
The SBE is a belt-driven propeller fan for wall mount applications, exhausting high volumes of clean air at low static pressures. Units feature fabricated steel propellers. 300 to 86,850 cfm Up to 1.0 in. wg.
A straight-sided roof curb for use on pitched roofs in high wind or seismic applications. 8 to 24 in. heights 2 or 5 in. flashing flange
The SBCS is a belt drive propeller fan, designed for wall-mounted applications supplying clean air. Units feature fabricated cast aluminum airfoil blades and hubs. 12,750 to 87,000 cfm Up to 1.0 in. wg.
A straight-sided roof curb intended for supporting heavy load equipment on flat roofs. 12 to 24 in. heights 5 in. flashing flange
Model SBCE is a belt drive propeller fan, specifically for wall-mounted applications, exhausting high volumes of clean air at low static pressures. Units feature cast aluminum airfoil blades and hubs. 12,750 to 87,000 cfm Up to 1.0 in. wg.
A straight-sided roof curb for supporting heavy load equipment on flat roofs in severe duty, high wind, and seismic applications. 12 to 24 in. heights 5 in. double flashing flange
A straight-sided roof curb for use on flat roofs in high wind and seismic applications. 8 to 42 in. heights 2 or 5 in. flashing flange
The SAF is a belt drive, filtered supply fan, designed to provide non-tempered, filtered make-up air in commercial and industrial applications. These units feature a forward-curved wheel and galvanized steel housing. 800 to 14,300 cfm Up to 3.5 in. wg.