FV-11VHL2 Panasonic WhisperWarm 110 CFM Ceiling Mounted Fan/Heat/Light/Night-Light Combination WhisperWarm exhaust vent fans with a heater are available with and without a light. Both models feature dual totally a enclosed AC condenser motors for long-life, quiet operation and energy efficiency. A durable 1400-Watt steal sheathed heating element provides a quick warm up time.Super quiet operationTotally enclosed condenser motor for long life""rated for 30,000 hours continuous runEasy installationThermal fuse protection on motor and 3-level safety device for heaterDurable stainless steel sheathed heating elementBuilt-in damper to prevent backdraftRustproof paint treatment on galvanized housingASHRAE 62.2, LEED for Homes, ENERGY STAR IAP, CA Title24, EarthCraft and WA Ventilation Code compliantQuick 1 minute warm-upManufacturer 3 year warrantySpecifications:Air Volume Exhaust (CFM) 110Noise (Sones) 0.7Power Consumption (Watts) 30.6Energy Efficiency (CFM/Watt) 3.6 CFM/WCurrent (Amps) 0.25APower Rating (V/Hz) 120/60Motor Type (AC/DC) ACDuct Diameter 4 inInstallation CeilingRadiation Damper Available NoMounting Opening (in sq.) 17-3/8 in x 12-5/8 inGrille Size (in sq.) 18-1/8(L) x 13-5/16(W)Light Type (CFL/LED) CFLLamp Watts 2 x 13WColor Temperature (Kelvin) and Color Rendering Index (CRI) 3500K / >80 CRILumens (lm) 998lm Per LampLamp Rated Average Life (hrs.) 10000Lamp Model No. MLS13GU35Night Light YesHeater Type Stainless Steel Sheathed Element20 Amp Dedicated Circuit Required YesENERGY STAR Certified NoOther Approved Codes and Standards ASHRAE 62.2, LEED, California Title 24, Washington VIAQUL Listed for Tub/Shower Enclosure when used with a GFCI Protected Circuit NoWarranty 3 Year on PartsMaster Carton Dimensions (HxWxD) 22-11/16 in x 15-15/16 in x 13-11/16 inMaster Carton Gross Weight (lbs.) 22.7A Helpful Note on Fan Noise: Ventilation Fans are rated in "sones". The lower the sone rating, the quieter the fan. One sone is equal to the sound of a quiet refrigerator. A quiet ventilation fan is rated at 1.5 sones or less.