aldes 99 023 Backdraft Damper, Round Duct, 3-3/4 in Dia, 1-3/4 in L, For Duct Size: 4 in, Spring Loaded
aldes 99 023 Backdraft Damper, Round Duct, 3-3/4 in Dia, 1-3/4 in L, For Duct Size: 4 in, Spring Loaded
Manufacturer: American Aldes Ventilation Corporation
Brand: aldes
Part #: 48159
MPN: 99 023
CPN:
| Actuator Type | : | Spring Loaded |
| Diameter | : | 3-3/4 in |
| Duct Shape | : | Round |
| For Duct Size | : | 4 in |
| Length | : | 1-3/4 in |
| Material | : | Galvanized Steel |
| Maximum Airflow Velocity | : | 0.04 to 0.08 in-WG |
| Product Type | : | Backdraft Damper |
aldes Backdraft Damper, 3-3/4 in Diameter, 1-3/4 in Length, For Duct Size: 4 in, Spring Loaded Actuator, Galvanized Steel, 0.04 to 0.08 in-WG Maximum Airflow Velocity
Spring-loaded aluminum butterfly bladesEDPM rubber damper seals in closed position to minimize leakage Seal designed for use at temperatures between -30 deg C and 82 deg C Requires air flow rates of 0.04 to 0.08 in WC to begin opening