Dimplex CUH05B31T 3750/5000-Watt Compact Industrial Unit Heater Compact industrial unit heater with stainless-steel sheathed heating element 5,000 watts of heat output; airflow rate of 200 CFM; adjustable louvres Built-in single-pole bulb thermostat for accurate temperature control Fan-delay function; swivel bracket included for ceiling- or wall-mounting Measures 9 by 11 by 9 inches