The RUH unit heater is big on heat. These heavy-duty units are well suited to situations where large amounts of heat must be provided in wide open spaces such as garages, workshops, commercial warehouses and construction sites. This unit has a powerful output up to 5000 W with a voltage of 240. The RUH has adjustable louvers that allow you to direct heat right from the source. With or without a built-in thermostat, it provides instant heat. Quiet, lightweight and easy-to-install with a universal wall or ceiling mounting bracket, this unit heater is everything you expect for less.