UL Classification (UL Standard 555C)
Yes, for use 1, 2 or 3 hour fire-rated floor/ceiling and roof/ceiling designs
165° F Fusible LinkW
Yes
Approved For
WhisperGreen®, WhisperGreen-Lite™, WhisperCeiling™, WhisperLite®, WhisperSense™, WhisperSense-Lite™, WhisperWelcome™, WhisperFit™, WhisperValue™
Thermal Fabric
High Temperature, Non-Asbestos, Reinforced Fiber
Galvanized Steel Frame
Yes
National Fire Protection Association (NFPA)
Panasonic radiant dampers assembled together with Panasonic ventilation fans, meet or exceed NFPA-90A
Installation
Will fit a wood frame ceiling or a T-bar ceiling
Galvanized Steel for Long Life
Yes
Warnock Hersey Classifed
Yes
Dimensions (H x W x D) 101/8'' x 101/8'' x 31/2''
Weight 4.5 lbs