Dimplex RFI820D41 2000-Watt 277-Volt 8824-BTU Commercial Fan-Forced Wall Heater Ceiling- or wall-mounted commercial fan-forced heater with built-in thermostat Heating element enclosed in steel with spiral steel fins to ensure excellent heat transfer Completely sealed and factory-lubricated fan motor; automatic fan delay activates when unit cycles off 50/60 cycle rating; lockable access door for tamperproof use; CSA- and UL-approved Measures approximately 16-4/5 by 5-1/5 by 21-1/2 inches; 1-year warranty