Mechanical Visual Position Indicator for Damper Status

Solid Construction Using Extruded Aluminum Frame and Blades

Parallel Blade Design for Low Leakage Performance

Simple, Easy-to-Wire, Two Wire Installation

Fail-Safe, Normally Open Operation

Damper Can be Installed in any Orientation

Reliable, Strong, 24 Volt Spring Return Motor

Taping Flange and Non-Interfering Set Screw

High Temperature Outer Plastic for Hot Environments

Redesigned all Metal Drive Train Gears

Front Facing Display with LED Indication Light for Open and Close

Adjustable Damper Position Range Stops

Quiet Operation

Mechanical Visual Position Indicator for Damper Status

Solid Construction Using Extruded Aluminum Frame and Blades

Parallel Blade Design for Low Leakage Performance

Simple, Easy-to-Wire, Two Wire Installation

Fail-Safe, Normally Open Operation

Damper Can be Installed in any Orientation

Reliable, Strong, 24 Volt Spring Return Motor

Taping Flange and Non-Interfering Set Screw

High Temperature Outer Plastic for Hot Environments

Redesigned all Metal Drive Train Gears

Front Facing Display with LED Indication Light for Open and Close

Adjustable Damper Position Range Stops

Quiet Operation

Mechanical Visual Position Indicator for Damper Status

Solid Construction Using Extruded Aluminum Frame and Blades

Parallel Blade Design for Low Leakage Performance

Simple, Easy-to-Wire, Two Wire Installation

Fail-Safe, Normally Open Operation

Damper Can be Installed in any Orientation

Reliable, Strong, 24 Volt Spring Return Motor

Taping Flange and Non-Interfering Set Screw

High Temperature Outer Plastic for Hot Environments

Redesigned all Metal Drive Train Gears

Front Facing Display with LED Indication Light for Open and Close

Adjustable Damper Position Range Stops

Quiet Operation

Mechanical Visual Position Indicator for Damper Status

Solid Construction Using Extruded Aluminum Frame and Blades

Parallel Blade Design for Low Leakage Performance

Simple, Easy-to-Wire, Two Wire Installation

Fail-Safe, Normally Open Operation

Damper Can be Installed in any Orientation

Reliable, Strong, 24 Volt Spring Return Motor

Taping Flange and Non-Interfering Set Screw

High Temperature Outer Plastic for Hot Environments

Redesigned all Metal Drive Train Gears

Front Facing Display with LED Indication Light for Open and Close

Adjustable Damper Position Range Stops

Quiet Operation

Mechanical Visual Position Indicator for Damper Status

Solid Construction Using Extruded Aluminum Frame and Blades

Parallel Blade Design for Low Leakage Performance

Simple, Easy-to-Wire, Two Wire Installation

Fail-Safe, Normally Open Operation

Damper Can be Installed in any Orientation

Reliable, Strong, 24 Volt Spring Return Motor

Taping Flange and Non-Interfering Set Screw

High Temperature Outer Plastic for Hot Environments

Redesigned all Metal Drive Train Gears

Front Facing Display with LED Indication Light for Open and Close

Adjustable Damper Position Range Stops

Quiet Operation

Mechanical Visual Position Indicator for Damper Status

Solid Construction Using Extruded Aluminum Frame and Blades

Parallel Blade Design for Low Leakage Performance

Simple, Easy-to-Wire, Two Wire Installation

Fail-Safe, Normally Open Operation

Damper Can be Installed in any Orientation

Reliable, Strong, 24 Volt Spring Return Motor

Taping Flange and Non-Interfering Set Screw

High Temperature Outer Plastic for Hot Environments

Redesigned all Metal Drive Train Gears

Front Facing Display with LED Indication Light for Open and Close

Adjustable Damper Position Range Stops

Quiet Operation

Mechanical Visual Position Indicator for Damper Status

Solid Construction Using Extruded Aluminum Frame and Blades

Parallel Blade Design for Low Leakage Performance

Simple, Easy-to-Wire, Two Wire Installation

Fail-Safe, Normally Open Operation

Damper Can be Installed in any Orientation

Reliable, Strong, 24 Volt Spring Return Motor

Taping Flange and Non-Interfering Set Screw

High Temperature Outer Plastic for Hot Environments

Redesigned all Metal Drive Train Gears

Front Facing Display with LED Indication Light for Open and Close

Adjustable Damper Position Range Stops

Quiet Operation

Mechanical Visual Position Indicator for Damper Status

Solid Construction Using Extruded Aluminum Frame and Blades

Parallel Blade Design for Low Leakage Performance

Simple, Easy-to-Wire, Two Wire Installation

Fail-Safe, Normally Open Operation

Damper Can be Installed in any Orientation

Reliable, Strong, 24 Volt Spring Return Motor

Taping Flange and Non-Interfering Set Screw

High Temperature Outer Plastic for Hot Environments

Redesigned all Metal Drive Train Gears

Front Facing Display with LED Indication Light for Open and Close

Adjustable Damper Position Range Stops

Quiet Operation

Mechanical Visual Position Indicator for Damper Status

Solid Construction Using Extruded Aluminum Frame and Blades

Parallel Blade Design for Low Leakage Performance

Simple, Easy-to-Wire, Two Wire Installation

Fail-Safe, Normally Open Operation

Damper Can be Installed in any Orientation

Reliable, Strong, 24 Volt Spring Return Motor

Taping Flange and Non-Interfering Set Screw

High Temperature Outer Plastic for Hot Environments

Redesigned all Metal Drive Train Gears

Front Facing Display with LED Indication Light for Open and Close

Adjustable Damper Position Range Stops

Quiet Operation

Mechanical Visual Position Indicator for Damper Status

Solid Construction Using Extruded Aluminum Frame and Blades

Parallel Blade Design for Low Leakage Performance

Simple, Easy-to-Wire, Two Wire Installation

Fail-Safe, Normally Open Operation

Damper Can be Installed in any Orientation

Reliable, Strong, 24 Volt Spring Return Motor

Taping Flange and Non-Interfering Set Screw

High Temperature Outer Plastic for Hot Environments

Redesigned all Metal Drive Train Gears

Front Facing Display with LED Indication Light for Open and Close

Adjustable Damper Position Range Stops

Quiet Operation

Used with Modulating Automatic Round Damper for Bypass Control

The MARD Series Damper is a Power Opened/Closed, Zone or Bypass Damper

It is Usually Used in Light Commercial Applications on Systems Larger than 5 Tons that Do Not Exceed 2 Inch W.C at the Damper, But May be Used in any Residential System as Well