Definition of STELE. : the usually cylindrical central vascular portion of the axis of a vascular plant. ADVERTISEMENT.efinition of STELE. : the usually cylindrical central vascular portion of the axis of a vascular plant. ADVERTISEMENT.
However, heating a home with a geothermal heat pump or a cold climate heat pump would be less expensive than using oil.At $4.67 a gallon for oil, it would cost the same to produce the same amount of heat using oil or electric baseboard heat.or example, a home that uses 800 gallons of oil for heating would use about 25,300 kilowatt-hours to produce the same amount of heat. Visit www.cmpco.com for a link to a more detailed spreadsheet from the Department of Energy to compare heating costs.
You can also buy additives yourself, which cost around Â£15 for a bottle that will treat 1,000 litres of heating oil. For certain appliances, such as an Aga, you are required to use additives-you should be able to find this out from the manufacturer.