20 — Steel Round Ceiling Diffuser
- Steel construction
- For ceiling or exposed duct installation
- Five-step positioning of air pattern adjustment
- 360-degree pattern, horizontal to vertical pattern change
- Removable center core
- Diffuser outer shell fastens directly to duct, margins fit tight to ceiling for optimum ceiling appearance
- Optional #19 damper; duct-mount only
- Bright White finish.
How to Specify
Provide the following information:
- Model number
- Diameter
- Finish
Available sizes (inches)
| Listed Size | A | B | C Pos. 1 | C Pos. 2 |
|---|---|---|---|---|
| 6 | 6 1/2 | 11 1/8 | 1 1/8 | 1 3/4 |
| 8 | 8 1/2 | 14 3/4 | 1 1/2 | 2 1/8 |
| 10 | 10 1/2 | 18 1/4 | 2 1/8 | 2 7/8 |
| 12 | 12 1/2 | 22 | 2 3/8 | 3 1/8 |
| 14 | 14 1/2 | 26 | 2 5/8 | 3 3/8 |
| 16 | 16 1/2 | 29 | 3 1/4 | 4 |
| 18 | 18 1/2 | 33 1/2 | 3 7/8 | 4 3/4 |
