155 — Duct Ring with Butterfly Damper for Model 150
360 VRs
155 — Duct Ring with Butterfly Damper for Model 150
Assets/Details
Submittal Data (138 KB, PDF)
- Model 155 is a Duct Ring with integral Butterfly Damper for use with Model 150 Round Ceiling Diffuser.
- Pre-drilled damper and diffuser mounting holes.
- All-steel construction.
- Brown finish standard.
| Size | A | B |
|---|---|---|
| 6 | 7 1/2 | 3 11/16 |
| 8 | 9 1/2 | 4 11/16 |
| 10 | 10 7/8 | 5 11/16 |
| 12 | 12 7/8 | 6 11/16 |
| 14 | 14 7/8 | 7 11/16 |
| 18 | 18 3/16 | 9 11/16 |
