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Single Deflection Supply Register - Horizontal Blade - OBD

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The DAHD is a single deflection aluminum register with individually adjustable blades and opposed blade damper (OBD). The horizontal blades can adjust the spread of air, while the opposed blade damper adjusts the air volume.


  • Adjustable, semi-airfoil blades on 2/3" spacing
  • Architectural aluminum construction with extruded frame and roll-formed blades
  • Rattle-free performance with pressure-fitted blades
  • Opposed blade damper with concealed operator design
  • Sealing gasket to prevent streaking on walls or ceiling
  • Available on 2" standard dimensions
  • Custom sizes manufactured up to 1/16" increments


W | White

S | Silver 

M | Mill 

W - White

S - Silver

M - Mill

Common Uses

The DAHD is commonly used as a sidewall register for supply air. It's easy to install and the adjustable deflection make it ideal in most ceiling and surface mount uses. 

Additional Options

DAHD-TB | No Screw Holes

DAH | No Damper

DAHD-AA | All Aluminum 

DAVD | Vertical Blades

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