| Diameter | : | 4 in |
| Material | : | Sheet Metal |
| Pressure Rating | : | 0.03 in-WC |
| Series | : | 314 Series |
| Shape | : | Round |
Can be installed in any round pipe to permit the adjustment of airflow in to the branch line. For duct design purposes, calculate as a Device Pressure Loss, 0.03 IWC.
Gray Metal Damper, Series: 314 Series, Sheet Metal, Round Shape, 0.03 in-WC, 4 in Diameter
