Unique 21+ Greenhouse Electric Heater
Unique 21+ Greenhouse Electric Heater. A wide variety of electric greenhouse heater options are available to you, such as warranty of core components, local service. We offer a variety of electric heating solutions for greenhouses including soil heating mats and cables as well as 110 / 120 volt not sure what size electric heater you need for your greenhouse? Electric fan heaters are a very economic way of heating a greenhouse being thermostatically controlled.