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401HM — One Way, Adjustable Curved Blade

How to Specify

Provide the following information:

  • Model Number
  • Width
  • Height
  • Finish

401HM — One Way, Adjustable Curved Blade

  • One-way, horizontal, individually adjustable curved blade
  • 3/4" fin spacing
  • Steel face with aluminum curved blades
  • Galvanized steel multi-shutter damper
  • Bright White enamel finish