The Wrap On model 18700 is a heavy duty adjustable thermostat that provides automatic temperature control for all types of portable electric space heaters that operate. It is safe, easy to use and plugs into an existing 120V outlet. Designed for indoor use, the model 18700 thermostat adds safety, comfort and convenience to workshops, garages and farm buildings.
The thermostat also can provide winter protection against damage caused by freezing water pipes if your central heating system fails when you are not home.
Wrap On 18700 Heavy Duty Adjustable Thermostat Installation Manual