External in line thermostat, fits kerosene forced air heaters, saves energy dollars by automatically maintaining any selected temperature between 40 & 90 degrees, no installation, just plug into electrical outlet, for kerosene/diesel forced air heaters without a built in thermostat.
- Turns your heater into a T-Stat model in seconds
- Save up to 40% on fuel costs
- Plugs into a standard 120V grounded outlet
- Easy temperature adjustment
- Compatible with all sizes of kerosene forced air heaters