Calculators

Make informed decisions for your home or business with these free resources:

Interactive Home Tour

Find out how little changes can add up to big savings on your electric bills.

Home Energy Saver

A do-it-yourself home energy audit tool from the U.S. Dept. of Energy.

Appliance Cost Estimates

Calculate the monthly and annual energy costs of various household appliances.

Refrigerator Calculator

Calculate the energy costs of your old fridge and the cost savings of upgrading to an ENERGY STAR model.

Lighting Calculator

Compare the costs of CFLs versus incandescent bulbs.

Business Energy Advisor

Energy efficient resources for the commercial/industrial sector.