Dragon Breath Unit Heaters/Coolers mount just about anywhere. They are used to heat basements, garages, workshops, greenhouses, warehouses and any-thing you can think of. These units come with a high quality fan, water to air exchanger and adjustable louvered grills. The fans are speed controllable (SC801 & SC901) and are commercial grade units. Stamped fan blades quietly exhaust high air volumes. All parts used are high quality. Units come assembled!