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1120 — Step-Down Ceiling Diffuser for Layin T-Bar Ceilings

How to Specify

Provide the following information:

  • Model Number
  • Width
  • Height
  • Finish

1120 — Step-Down Ceiling Diffuser for Layin T-Bar Ceilings

Assets/Details

Submittal Data (85 KB, PDF)
Engineering Data (147 KB, PDF)
  • Series 1100 step-down ceiling diffusers with a panel for 24" x 24" lay-in T-Bar ceilings. 
  • Features
    • Model 1121 has is a step-down ceiling diffuser without a damper.
  • Steel
  • Bright White finish standard.

1120/AL1120 - Step-Down Ceiling Diffuser for Layin T-Bar Ceilings - Dimensional Drawing