Broan 162F Plastic Grille and Springs for Fan, White Heat and ventilation functions may be controlled separately or in combination so you're always in control of the environment Very low profile, white polymeric grille blends into most ceilings 70 CFM fan provides excellent ventilation at a quiet 3.5 sons and will keep your bath free from steam or bathroom odors Use 250W BR40-size infrared bulbs (not included) for comfortable heating performance Quiet, highly efficient polymeric blower wheels maintain consistent power, while polymeric dampers prevent backdrafts and eliminate mechanical noise for reliable operation and a comfortable environment. UL listed for safety