The self-contained Cadet Softheat Hydronic Baseboard Heater is recommended for nurseries and bedrooms as well as for those with severe allergies. The Softheat hydronic baseboard heater uses a circulating heat transfer fluid consisting of 80% water and 20% ethylene glycol to provide steady, uniform warmth with longer heat retention and minimal temperature variation. Requires no plumbing, piping, water supply or regular refilling. Perfect for supplemental warmth for a cold room or to replace old heaters. Primary Heating Application: Baseboard, BTU Output: 4,709, Heating Capability (sq. ft.): 230, Volts: 240, Amps: 5.75, Watts: 1,380, Heat Settings: 1, Thermostat Included: No, Receptacle Type Required: Hardwire, Thermal Cutoff Safety Device: High temperature manual reset turns off heater if normal operating temperatures are exceeded, Dimensions W x D x H (in.): 71 x 3 1/4 x 9 1/2