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  Model 3PD - Ducted Ceiling Return, Matches PD  
  • Perforated, ducted ceiling return air unit
  • Matching return for supply perforated series CG, PD, PDX, & PAC
  • Surface mounted or suspended grid system installations
Product Features
  • Steel construction with baked-on Arctic white finish (entire assembly)
  • Back pan with integral earthquake loops
  • Removable perforated face uses concealed spring clips. Pattern is 3/16” diameter holes on 1/4” centers, 50% free area.
  • 5 frame styles for lay-in T-bar, surface mount, concealed spline, tegular, and 9/16” narrow slot suspended grid systems
  • White face with black back pan
  • Aluminum face only, 304 stainless steel face only, 304 stainless steel construction – entire return assembly
  • Custom or optional paint colors
  • Model VD butterfly volume control damper (round necks)
  • Model OB1 opposed blade volume control damper (square necks)
  • Model TBF auxiliary mounting frame for hard / plaster ceilings
Features at a Glance

Model Mounting 24x24
5" - 18" Necks
20" & 22"
3PD-L 15/16" Lay-In T-Bar
3PD-L9 9/16" Lay-In T-Bar
3PD-F Surface Mounted
3PD-D 9/16" Narrow Slot
3PD-T Tegular    
3PD-C Concealed Spline    
3PD-V Armstrong Vector Ceiling    
Contact factory for configurations not show.
ALL configurations available in Aluminum or Stainless Steel.