Quiet operation at 3.5 Sones Grill: Low profile yet decorative Frosted Swirl Alabaster glass shade Precision stamped grill with 360º air openings Motor: Easy removal and installation of motor assembly Mounting bracket included Permanently lubricated motor with plug for quick activation Precision balanced impeller for quiet operation Housing: Galvanized for humid conditions and various attic temperatures Built-in mounting tabs for quick installation Gauge markings for ceiling thickness Built-in junction box for easy wiring 3" and 4" duct adapters included with built-in damper Built-in receptacle for quick activation Requires: 2x 60w bulbs (Not Included)