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External thermostat maintains set temperature while saving fuel. Plugs into any standard 120-volt electrical outlet. No installation required. For use with kerosene forced air torpedo heaters that do not already have a built-in thermostat. Not for use with propane heaters.
TPI Model No. KT-121
Plug In Line Voltage Control
Easy to Use, Plug Heater Into Thermostat and Plug Thermostat Into 120V Outlet