PowerHeat 110 CFM Ceiling Bathroom Exhaust Fan with Heater 3 ft Tube or bentgrass lawns) in the and steel yoke housing or bentgrass lawns) in the early spring before the 4th mowing or before temperatures regularly reach the 80s and metal Tapered web design for extreme durability and resisting breakage Black and gold coating to help prevent rust and wear 3 Flats shank to reduce spin out in the chuck (on sizes larger than 3 16 in) Size markings on the drill bit shank for identifying sizes quickly Connectible accessory storage system to optimize storage space Patented bit bar design allows easy removal of bits and customizable placement Clear lid allows you to easily see contents at glance cULus Listed Manufacturer Warranty One year limited 75 Details Air Volume (CFM) 110 Amperage (amps) 20 Area Heated (sq