Easy to install bathroom fan. Ideal replacement for existing fan. EZ Duct connector allows connecting existing duct to the inside of the casing without having to go through the attic. Air flow of 50 CFM. Noise level: 0.5 sone.* For bathrooms up to 45 ft². Permanently lubricated motor. Galvanized steel casing. Round duct connector: 4 in. Suited for ceilings built using 2 in. x 6 in. beams (or more). cUL and UL listed for use over bathtub or shower when connected to a ground-fault circuit interruptor (GFCI). White polymeric grille. Energy Star certified.
*A sone is a noise measuring unit perceived by the human ear, based on laboratory measurements. Lower number = quieter.