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Number of Results: 195

Products (195)

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SMD-201M

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

SMD-201

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

SMD-302M

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

SMD-202

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:

SMD-302

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

SMD-301V

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 4 in. wg Velocity: Up to 4000 fpm Temperature: Up

SMD-301M

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

SMD-401M

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

SMD-401EF

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

SMD-401

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

FD-310

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

SMD-301

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

FD-350

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 10

FD-150x Series

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

FD-110

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

FD-150

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 10-Day Fixed Lead Times on

KFD-150

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.

KFD-350

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.

WD-400 Series

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

WD-340

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

WD-300 Series

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

WD-200 Series

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

WD-100 Series

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

SQ Centrifugal

Model SQ is a direct drive square centrifugal inline fan designed for intake, exhaust, return or make-up air applications where space is a major issue. Units feature a galvanized steel housing and backward-inclined wheel. 40 to 5,025 cfm Up to 2.0 in. wg

BSQ

Model BSQ is a belt drive square centrifugal inline fan designed for intake, exhaust, return or make-up air applications where space is a major issue. Units feature a galvanized steel housing and aluminum backward-inclined wheel. 60 to 27,700 cfm Up to 4.0 in. wg.

Belimo NEMA Enclosures

ZS-260 and ZS-300 models

MA40, MF41, MS40, MS41 Series

SmartX Electric Actuators

MAR and SURE Series

RCS actuators have been used in a variety of challenging, dirty and hazardous environments.

Belimo Actuators

AFB/AFBUP Series - 180 in. lb. torque. AMB/AMX Series - 160 – 180 in. lb. torque. EFB/EFX Series - 270 in. lb torque. EFCX Series - 270 in. lb torque. FSAFB Series - 180 in. lb. torque. FSAFxxA Series - 180 in. lb torque. FSLF Series - 30 in. lb. torque. FSNF Series - 70 in. lb. torque. FSTF Series

92/93 Series

Series 92/93 actuators are rack and pinion, opposed-piston actuators available in two versions: double acting for rotation of 90°, 135° and 180°, and spring return for 90° rotation. This actuator is completely enclosed and self-contained.

Greenheck NEMA 4/4X

Protect against rain, snow, dirt, and splashing water.

70 series

The Series 70 features on/off or modulating control. Designed like a junction box, the Series 70 offers easy access to terminal block wiring, cam adjustments and switch installation.

Multi-Voltage Transformer

The Multi-Voltage transformer converts primary voltage of 480V/277V and 240V/208V to secondary voltage of 120V.

120V to 24V Transformer

The 120V to 24V transformer is used for converting primary voltage of 120 to secondary voltage of 24V.

PRAD

The PRAD positive pressure relief door opens automatically at 1 in. wg above normal operating system pressure. These doors prevent ductwork from exploding if system damper(s) close while the fan is still operating.

VRAD

The VRAD negative pressure relief door also opens automatically at 1 in. wg above normal operating system pressure. This door prevents ductwork from imploding if system damper(s) close while the fan is still operating.

RAD

The RAD series round duct access doors provide a durable, practical, and economical means of gaining access to components inside the ductwork. This model comes insulated or uninsulated.

HAD

The HAD-10 duct access door has a continuous piano-style hinge. The door provides a durable, practical, and economical means of gaining access to components inside the ductwork.

CAD

The CAD-10 duct access door has two CAM latches. The door provides a durable, practical, and economical means of gaining access to components inside the ductwork.

Honeywell Actuators

MS-4120, 4620, 8120 Series - 175 in. lb. torque. MS-4209, 4309, 4709, 4809, 8209, 8309 Series - 30 or 80 in. lb. torque. MS7505, 7510, 7520, 8105, 8110 Series - 44, 88 and 175 in. lb. torque. MS7520 series - 175 in. lb. torque. MSxx04, xx09 Series - 30 in. lb. or 80 in. lb. torque.

Bettis Actuators

EM-100-13 - 350 in. lb. torque EM-300-30 - 600 in. lb. torque EM-500-15 - 1,000 in. lb. torque EM-500-30 - 1,600 in. lb. torque EM-820-18 - 4,000 in. lb. torque EM-830-18 - 7,000 in. lb. torque EM-830-30 - 10,000 in. lb. torque EM-SR5-10 - 350 in. lb torque EM-SR5-15 - 450 in. lb. torque EM-SR5-30

HTG-230

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

HTGR-250

The HTGR-250 is a heavy-duty industrial round toxic gas damper with a flanged frame. Pressure: Up to 13½ in. wg Velocity: UP to 4,000 fpm Temperature Range: -40°F to 250°F

Siemens Actuators

GJD Series - 20 in. lb. torque GRD Series - 30 in. lb. torque GVD Series - 200 in. lb torque

BTDR-50

The BTDR-50 is a cable operated radial blade balancing damper (also known as a bowtie damper) that is designed for easy airflow adjustment at an air outlet or plenum neck. Pressure: Up to 1 in. wg Velocity: Up to 1600 fpm Temperature: Up to 240ºF

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