RDJ1 Broan - -
- Radiation/Fire Damper Fan Project Packs
- A fire resistant screen automatically closes when excessive heat is detected. The breakaway fusible link triggers the closing of the radiation damperís fire resistant screen to prevent smoke and fire from traveling through the ductwork.
- Radiation damper accessory with metal grille and metal duct connector (no housing). Works with 770 - 784 - 676 - 684 - HD50 and HD80.