661/A661 — Steel/Aluminum 2-way Register, MS damper, 1/3in. Fin Spacing

  • Stamped aluminum construction (A661)
  • All-steel construction (661)
  • Used for ceiling or sidewall installations
  • For heating or cooling
  • Ideal for shallow duct installations
  • Two-way deflection
  • 1/3" spaced fins set at 45 degrees
  • Galvanized multi-shutter valve
  • 1-5/8" depth when fully opened
  • Interlocking valve louvers for positive shut-off
  • Bright White finish

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