This calculator lets you compare the costs of your current home heating system with the savings offered by newer equipment and other sources of energy. It is for homes using one heating source: electricity, natural gas, propane or oil. The results should be used only as a guide. For a detailed evaluation, consult a heating contractor or other qualified professional.
The calculator requires that you enter the following information:
The short answer is, not much.
When you move that old fridge to the basement, you won't be plugging it into the wall, you'll be plugging it into your wallet.
The fact is, old refrigerators are not nearly as energy-efficient as new ones; if you are determined to move it to the basement, you should at least know what it's going to cost. Use the EnerGuide calculator to eliminate the guesswork.