21 — Installation Frame for Model 24 Diffuser

All-steel construction
Golden Sand enamel finish
Used but not furnished with #24 ceiling diffusers.
Not required when using #22 Butterfly Damper or #23 Opposed Blade Damper.
Available sizes (inches): 6, 8, 10, 12, 12, 14, 16, 18, 20, 22, 24

How to Specify

Provide the following information:

Model number
Square size
Finish

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21 — Installation Frame for Model 24 Diffuser

Submittals