
HD — Aluminum Register, Adj Horizontal Blades with OBD damper
- Extruded aluminum construction
- Single row of individually adjustable horizontal face bars
- Pivoted bars for easy positive setting
- Opposed-blade damper
- Bright White or Satin Anodized finish
- Flat frame option standard, stocked as current
- Damper depth is slightly greater (1/4”), where applicable
- Also available in special order Z-Frame
Add a "Z" to the beginning of the model number