Homes

Here you'll find calculators to help you evaluate your home's energy use and need for energy-efficient improvements.

Saving Energy

• Energy Efficient Rehab Advisor

  This tool provides guidelines and savings information for incorporating energy efficiency into renovation projects for single and multifamily housing. From the U.S. Department of Housing and Urban Development

• Home Energy Saver

  Identify the best ways to save energy in your home. From the Lawrence Berkeley National Laboratory

Insulation

• Zip Code Insulation Tool

  Provides the most economic insulation level for new or existing houses. From the Oak Ridge National Laboratory

Appliance Cost Calculators

• ENERGY STAR® Cost Calculators

  Find product information and savings calculators for a wide array of ENERGY STAR products.

• Refrigerator Retirement Savings Calculator

  Calculates potential savings from replacing an old refrigerator with a new ENERGY STAR refrigerator. From ENERGY STAR