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Number of Results: 205

Products (205)

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BD-100

The BD-100 backdraft damper mounts horizontally to allow vertical airflow up and prevent reverse airflow down. The dampers are open by air pressure differential and closed by gravity. Pressure: Up to 2 in. wg Velocity: Up to 1500 fpm Temperature: Up to 180°F Accessory to power roof ventilators and

BD-90

The BD-90 backdraft damper mounts horizontally to allow vertical airflow up and prevent reverse airflow down. The dampers are open by air pressure differential and closed by gravity. Pressure: Up to 2 in. wg Velocity: Up to 1500 fpm Temperature: Up to 180°F Accessory to power roof ventilators and c

CRD-1 (ETL)

The CRD-1 is an ETL Listed damper designed to limit radiant heat transfer through an opening in the ceiling membrane of a fire-resistance rated floor/ceiling assembly of three hours or less.

CRD-1LP

The CRD-1LP is a UL 555C classified damper designed to limit the radiant heat transfer through an opening in the ceiling membrane of a fire-resistance rated floor/ceiling assembly of three hours or less. This model is intended for use on applications with limited blade clearance.

CRD-1

The CRD-1 is a UL555C classified damper designed to limit the radiant heat transfer through an opening in the ceiling membrane of a fire-resistance rated floor/ceiling assembly of three hours or less.

CRD-1WT

The CRD-1WT is a UL 555C classified damper for installation in wood truss construction with ratings up to one hour. These assemblies are given proprietary design numbers listed in the UL Fire Resistance Directory.

CRD-2

The CRD-2 is a UL555C classified damper designed to limit the radiant heat transfer through an opening in the ceiling membrane of a fire-resistance rated floor/ceiling assembly of three hours or less.

CRD-1LP (ETL)

The CRD-1LP is an ETL Listed damper designed to limit the radiant heat transfer through an opening in the ceiling membrane of a fire-resistance rated floor/ceiling assembly of three hours or less. This model is intended to be used on applications with limited blade clearance.

CRD-1WJ

The CRD-1WJ is a UL 555C classified damper for installation in wood joist construction. These assemblies are given proprietary design numbers listed in the UL Fire Resistance Directory.

CRD-2 (ETL)

The CRD-2 is a round ETL listed damper designed to limit radiant heat transfer through an opening in the ceiling membrane of a fire-resistance rated floor/ceiling assembly of three hours or less.

CRD-501

The CRD-501 is a round UL555C classified damper with UL555S leakage class I rating.

CRD-2WT

The CRD-2WT is a UL 555C classified damper for installation in wood truss construction with ratings up to one hour. These assemblies have proprietary design numbers listed in the UL Fire Resistance Directory.

CRD-60

The CRD-60 is a curtain-style UL 555C classified damper designed to limit the radiant heat transfer through an opening in the ceiling membrane of a fire-resistance rated floor/ceiling assembly of three hours or less.

CRD-60x

The CRD-60X is a UL 555C classified damper with an attached insulation skirt designed to limit the radiant heat transfer through an opening in the ceiling membrane of a fire-resistance rated floor/ceiling assembly of three hours or less.

SMDR-501

The SMDR-501 is Class I leakage rated round smoke damper. 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 4000 fpm Temperature: Up to 350°F

FSD-331

The FSD-331 is a combination fire smoke damper with airfoil blades. This model is rated for use in walls, floors, or partitions with a fire resistance rating of 3 hours or more and a Class I leakage rating. Pressure: Up to 8 in. wg Velocity: Up to 4000 fpm Temperature: Up to 350°F

FSD-312

The FSD-312 is a combination fire smoke damper with airfoil blades. It is rated for airflow and leakage in either direction and installs in walls, floors, or partitions. Pressure: Up to 8 in. wg Velocity: Up to 4000 fpm Temperature: Up to 350°F 10-Day Fixed Lead Times on Select Configurations. Watc

FSD-212

Model FSD-212 is a combination fire smoke damper with 3V blades. It installs in walls, floors, or partitions and is rated for airflow and leakage in either direction. 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 N

FSD-311V

The FSD-311V is a vertical blade combination fire smoke damper with airfoil style blades. This model installs in walls or partitions and is rated for airflow and leakage in either direction. Pressure: Up to 4 in. wg Velocity: Up to 4,000 fpm Temperature: Up to 250°F 10-Day Fixed Lead Times on Selec

FSD-211

The FSD-211 is a combination fire smoke damper with 3V-style blades. This model installs in walls, floors, or partitions and is rated for airflow and leakage in either direction. Pressure: Up to 6 in. wg Velocity: Up to 2,000 fpm Temperature: Up to 350°F 10-Day Fixed Lead Times on Select Configurat

FSD-311M

The FSD-311M is a modulating combination fire smoke damper with airfoil style blades. It is rated for airflow and leakage in either direction and installs in walls, floors, or partitions. Pressure: Up to 4 in. wg Velocity: Up to 2,000 fpm Temperature: Up to 250°F 10-Day Fixed Lead Times on Select C

FSD-311

The FSD-311 is a combination fire smoke damper with airfoil blades. This model installs in walls, floors, or partitions and has a rating for airflow and leakage in either direction. Pressure: Up to 8 in. wg Velocity: Up to 4000 fpm Temperature: Up to 350°F 10-Day Fixed Lead Times on Select Configur

FSD-213

The FSD-213 is a combination fire smoke damper with 3V blades. This model installs in walls, floors, or partitions and has a rating for airflow and leakage in either direction. Pressure: Up to 6 in. wg Velocity: Up to 2000 fpm Temperature: Up to 350°F 10-Day Fixed Lead Times on Select Configuration

FSD-211M

The FSD-211M is a modulating combination fire smoke damper with 3V blades. This model installs in walls, floors, or partitions and is rated for airflow and leakage in either direction. Pressure: Up to 4 in. wg Velocity: Up to 2000 fpm Temperature: Up to 250°F 10-Day Fixed Lead Times on Select Confi

FSDR-511

The FSDR-511 is a round combination fire smoke damper with round style blades. This model installs in walls, floors, or partitions and is rated for airflow and leakage in either direction. Pressure: Up to 4 in. wg Velocity: Up to 4000 fpm Temperature: Up to 350°F

VCDR-53

The VCDR-53 round control damper is for applications in low to medium pressure and velocity systems. Pressure: Up to 4 in. wg Leakage: 4 cfm per sq. foot @ 1 in. wg Velocity: Up to 3000 fpm Temperature: Up to 250°F Blade seal

VCDR-50

The VCDR-50 round control damper is for applications in low to medium pressure and velocity systems. Pressure: Up to 4 in. wg Velocity: Up to 3000 fpm Temperature: Up to 250°F

RBDR-50

The RBDR-50 is a round remote balancing damper regulating the flow of air in an HVAC system. EZ Balance remote: handheld remote (equipped with 9-volt power supply) operates the damper actuator Pressure: Up to 1 in. wg Velocity: Up to 2000 fpm Temperature: Up to 180°F Cables, wall plates, and connec

DFD-310

Model DFD-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. Dynamic-rated-fire dampers are used with HVAC systems that remain operational during a fire emergency. Pressure: Up to 4 in. wg Velocity: Up to 4000 fpm

DFD-350

Model DFD-350 is for use in walls, floors, and partitions with fire-resistance ratings of three hours or more. This model has a 3¹¹/₁₆ inch frame. Dynamic-rated-fire dampers are used with HVAC systems that remain operational during a fire emergency. Pressure: Up to 4 in. wg Velocity: Up to 4000 fpm

DFD-210

The DFD-210 is a multi-blade 3V 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 10 in. wg Velocity: Up to 4000 fpm Tempe

DFD-110

Model DFD-110 is for use in walls, floors, and partitions with a fire-resistance rating less than three hours. This model has a 2³/₁₆ inch frame. 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 Temperat

DFD-150

Model DFD-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. 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 Temperat

DFD-150x Series

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

MBD-10

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

MBD-15

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

VCD-43

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

VCD-33

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

VCD-23

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

VCD-40

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

VCD-34

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

VCD-20

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

VCD-23V

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

VCD-43V

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,

VCD-34V

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 @

MBDR-50

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

VCD-33V

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

VCD-42

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

DFDR-510

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°

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

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