56690
Steel and Aluminum Perforated Return with Round Neck
The 56690 diffusers feature a perforated face with 3/16” diameter holes on 1/4” centers. The backpan is constructed of heavy gage steel with a round neck.
  • Aluminum Face and Steel Backpan Construction
  • Hinged, Removable Face with 51% Perforated Open Area
  • Various Frame Styles and Panel Sizes Available
  • Round Inlet Sizes
  • Standard Finish is British White
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56690