OBD

The OBD is an opposed blade damper to control the volume of air.

Features

• Roll-formed aluminum blades pressure fitted on nylon pins for a rattle-free and non-loosening damper
  
• Constructed with high-quality, fully extruded aluminum frame
  
• Mullions used for sizes over 22" in length
  
• Designed to fit onto the back of Dayus grilles
  
• Available on 2" increments as standard
  
• Custom sizes available down to 1/16" increments

Finishes 

M | Mill

	W - White
	S - Silver
	M - Mill