| Diameter | : | 11-11/16 in OD |
| Finish | : | Golden Sand Enamel |
| Material | : | 0.025 in Steel |
| Series | : | 3800 |
| Size | : | 12 in |
Hart & Cooley® Butterfly Damper, Series: 3800, 12 in Size, 0.025 in Steel, Golden Sand Enamel, 11-11/16 in OD Dia
- Adjustable butterfly damper with removable handle (included)
- Mount directly into number 5400 T-bar Series duct collars
- Removable adjustment handle operates through the diffuser face