HCD - Drum Louver

Product Information

View Performance Data HCD
Double Deflection Models 22, 32

Grille HCD1
Grilles HCD2 / AHCD1 / AHCD2
  • Long air pattern projection with a high degree of directional control.
  • Adjustable vanes for spread control, mounted in rotatable drum to control vertical deflection.
  • Ideal solution for air movement in shopping malls, industrial plants, arenas, stadiums or any large enclosed space.
  • HCD can supply air to spaces that cannot be served by ductwork and conventional outlets due to structural or architectural restrictions.
  • Adjustable vanes within a rotatable drum.
  • Drum is adjustable through 60 degrees, with positive detent mechanism to fix drum angle setting.
  • Optional Spiral Duct Frame allows for easy mounting on spiral ducts.
  • HCD2/AHCD2 optional center divider and spread control members provide added pattern flexibility.
  • Optional steel opposed blade damper available (VCS3 or VCS5).
  • Mounting frame c/w countersunk holes.
  • HCD1 / HCD2 curved outer drum and vanes are extruded aluminum, other components are steel.
  • AHCD1 / AHCD2 drum vanes and frame are aluminum construction.
    Product Selection Checklist

  1. Select Unit Size based on desired performance characteristics.
  2. S elect Outlet Type by model number (core style, damper).
  3. Select Pole Operator Bracket option if desired.
  4. Select Finish..

Example: 24" x 12" / HCD1 / B12

Fig.1 - Model HCD2

Fig.2 - Model HCD1

Mounting / Finish Options

Border Style
    Surface Mount 1-1/4" (32) Flat F
   Spiral Duct Frame Aluminum SDFA
   Spiral Duct Frame Galvanized Steel SDFG
    Countersunk screwholes
     c/w oval-head screws standard
Pole operator bracket for units 48" (1219) wide or less POB
    White Powder Coat B12
    Aluminum Powder Coat B15
    Mill Finish (AHCD, AHCD2 only) Mill
    For optional and special finishes see color matrix. 
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