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ALS90ZHOBD or ALS90ZHVOBD — Stationary Bar Return Grille with Opposed Blade Damper

How to Specify

Provide the following information:

  • Model Number
  • Width
  • Height
  • Finish

ALS90ZHOBD or ALS90ZHVOBD — Stationary Bar Return Grille with Opposed Blade Damper

Assets/Details

Submittal Data (137 KB, PDF)
Engineering Data (60 KB, PDF)
  • Blades are spaced at 3/4" centers and set at a 0° angle. 
  • Opposed-blade damper (OBD) is easily operated with a screwdriver through face. Extremely shallow depth allows damper to be used in shallow stackheads.
  • Aluminum. 
  • Bright White finish standard
  • Countersunk mounting holes.

H means horizontal blades; V means vertical blades