The Panasonic FV-05VQ5 WhisperCeiling 50 CFM Bath Fan for 4 Duct operates so quietly that you might not even know that its on if not for the perfectly filtered and ventilated air circulating throughout your bathroom. This high-end bath fan provides you perfect ventilation for any sized bathroom, and flows air continuously without racking up your energy bill. An Energy Star rated product, the Panasonic FV-05VQ5 WhisperCeiling 50 CFM Bath Fan for 4 Duct functions at a very high capacity, with low energy costs for the entire life of the unit.Quiet operation at .25 water gauge Continuous, trouble-free operation for many years User-friendly installation Energy star qualified for energy savings Tired of cold air coming through your ventilation fanAir Volume (CFM): 50 0.1 static pressure, 36 .25 static pressure Blower Wheel Type: Sirocco California Title 24 Compliant: Yes Collection: WhisperCeiling Current (Amps): 0.09 50 CFM, 0.10 36 CFM Depth: 16-3 4 Duct Diameter (inches): 4 Energy Efficiency (CFM's Watt): 4.7 50 CFM, 3.2 36 CFM Energy Star Qualified: Yes Grille Size (inches sq.): 13 Height: 10-5 6 Mfg in ISO 9001 Certified Facility: Yes Motor Type: Condenser Mounting Opening (inches sq.): 10-1 2 Noise (sones): 0.3 50 CFM, 0.5 36 CFM Power Consumption (Watts): 11.0 50 CFM, 11.5 36 CFM Power Rating (V Hz): 120 60 Speed (RPM): 731 50 CFM, 1060 36 CFM Static Pressure (in inches w.g.): 0.1-0.25 Thermal Fuse Protection: Yes Type of Motor: Bearing Ball UL tub Shower Enclosure: Yes Washington State VIAQ Code: Yes Weight: 10.36 Width: 14-1 6