PDC EF Series

Product Information


Adjustable Curved Blades Flush Face
Steel Construction PDC EF

PRICE PDC EF Series perforated extruded face ceiling diffusers feature individually adjustable curved blades at the diffuser inlet, available in fixed 1, 2, 2-way corner, 3 and 4-way air patterns. The adjustable curved blades provide total flexibility in pattern adjustment from horizontal to vertical as well as low pressure loss and noise levels. The perforated face of the diffuser is surrounded by an in extruded aluminum frame to provide rigidity. Quick release latches located on opposite sides of the perforated face screen allow easy access for field adjustment of the blades. The optional, curved surface mount frame allows the diffuser to esthetically blend with the surrounding ceiling.



Model PDC Frame Style 3

    Product Selection Checklist

  1. Select Inlet diameter or Neck Size L x W based on desired performance characteristics.
  2. Select Face Size based on ceiling module.
  3. Select Outlet type by model number (Material, Flush or Drop Face).
  4. Select Border style according to installation requirements.
  5. Select Air Pattern Option (1, 2, 2C, 3 or 4-way).
  6. Select Volume Control accessories, if desired.
  7. Select Finish.
  Example: 8" / 24" x 24" / PDC EF / 3 / 4 / B12

PDC EF diffusers are designed for spaces requiring low noise and air pattern adjustment from horizontal to vertical.

White Powder Coat B12
For optional and special finishes see color matrix.
  • Choice of cold rolled steel or aluminum blades and backpan.
  • Aluminum perforated face wrapped in extruded aluminum frame.
  • Extruded aluminum surface mount frame.
  • Five air pattern options are available from 1 to 4-way.
  • Removable perforated face screen with quick-release spring latches.
  • Individually pivoting curved blades are located at the inlet neck and are field adjustable from horizontal to vertical air pattern.
  • Choice of surface mount or lay-in frames.
  • Complete range of available accessory dampers, equalizing grids etc.
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