This calculator shows approximate costs of heating water for a typical family. Override the default energy cost, efficiency and temperature rise to match your situation.
Last updated: 10/11/18 This calculator is for comparison purposes only. Actual performance may vary based on usage patterns and other variables.
- To talk with a professional about upgrading your water heating system, contact an Efficiency Maine Registered Vendor.
- Click here for a chart based on default values.
- Your fuel prices may differ. Check up-to-date and regional pricing.
- Learn about Efficiency Maine’s heat pump water heater rebates.