New in box This Broan-NuTone bathroom heater fan features 70 CFM to remove moisture and reduce the risk of mold or mildew in most full baths and at a reasonable noise level of 4,0 Sones on normal speed. With a 250W heater, this bathroom fan will give you instant warmth when you want and need it.This versatile fixture features a fan and heater that can work separately or together for convenience. This white fan also features polymeric dampers to help prevent back drafts and eliminate mechanical noise. A 250W BR40-size infrared bulb is required (sold separately). 70 CFM, Sufficient ventilation to remove odors and pollutants from your smaller powder room or bathroom 4,0 Audible Sones for privacy while using your bathroom Robust steel housing and adjustable mounting brackets for easy install Uses (1) 250W BR40-size infrared bulb (not included) for maximum heat