SEER savings, insulation R-value, window U-factor, air leak costs, thermostat savings, and energy audits.
Calculate how much you can save by upgrading to a higher SEER-rated air conditioner. Compare old and new systems side by side.
Compare the annual energy cost and savings of Energy Star certified HVAC equipment versus standard models.
Calculate the total R-value of your wall or attic assembly and see if you meet recommended levels for your climate zone.
Calculate the energy performance of your windows and compare the annual cost difference between window types.
Estimate how much air leakage is costing you and how much you could save by sealing common air leak locations.
Calculate how much you can save by using a programmable or smart thermostat to adjust temperatures when you are away or sleeping.
Rate your home energy efficiency with a simple self-audit. Get a score from 0 to 100 and personalized improvement recommendations.