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  Model RF1 - External Retrofit Kit - Damper Only  
  • A damper-actuator assembly for pressure dependent air flow control
  • External retrofit of existing high pressure air terminal to reduce system operating pressures
  • Installed upstream of existing terminal, typically at the inlet
  • Use in conjunction with central fan system retrofit from a constant to variable air volume system for fan energy savings
  • Reduces or eliminates mixing with constant volume dual duct terminals
  • Control strategies using pneumatic, analog, or direct digital control (DDC) systems
Product Features
  • Round inlet sizes from 5" to 16" diameter
  • Solid 1/2" ø steel damper shaft arc welded to damper blade assembly insures years of trouble free and safe operation
  • Rigid, 20 gauge galvanized cylinder construction.
  • Damper includes a tear-resistant neoprene perimeter lip seal to form a tight air seal for full shut-off applications
  • Elliptical damper rotates in self-lubricating nylon bearings
  • Balancing taps and calibration chart are standard to aid field adjustment
  • Steel control enclosure, screw attached cover
  • Digital, analog, or pneumatic control systems
Typical Specifications

Control Packages Selector

Analog & DDC
Control Packages

Control Packages