The PC-RD06C6 FlexDamper All-in-One Ceiling Radiation Damper. Its folded ceramic curtain style meets criteria for both combustible and non-combustible UL assemblies. The damper is designed for your / occupants' safety to contain heat, limit radiant transfer and maintain a fire-rated ceiling assembly during a fire. It supports two-stage construction - fan housing and damper sleeve during framing and fan/motor/damper installation after finishes. Installing the damper allows for easy access to the fan, motor and damper for maintenance.
It is UL approved for most Panasonic 10 1/4" 50-150 CFM fans, fan/lights and fans with motion sensor. This includes WhisperGreen® Select, WhisperCeiling® DC, WhisperSense® DC, WhisperFit® DC, and WhisperValue® DC 10 1/4" 50-150 CFM fans, fan/lights and fans with motion sensor.
The Panasonic PC-RD06C6 is used to limit the spread of heat and fire through openings in fire-rated ceilings. It helps to limit any damage that may occur during a fire, preventing it from spreading between floors. It will automatically send a signal to close the damper blades.
In a combustible installation, it is ETL listed for use in a 1-hour fire-rated wood truss floor/ceiling and floor/ceiling design. In a non-combustible installation, it is UL 555C listed for use in a 1, 2 or 3 hour fire rated floor/ceiling and roof/ceiling designs. It has a 165°F fusible link and has a galvanized steel frame.