Energy Use Calculators

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Home Energy Checkup Calculator

Completing your home profile is the first step toward taking control of your energy bills. In just minutes, you can gain valuable insight regarding your home's specific energy use and learn ways to cut down on your usage.

Specific Use Calculators

These calculators will let you quickly focus on the energy use of specific appliances in your home. You'll learn how much you can save by installing new, energy-efficient appliances and how to operate them efficiently. 

Cooling System Calculator
Estimate the cost of a new central A/C system and how much it could save you.

 

 
Appliance Calculator
Find out how much it costs to run your appliances.

 

Refrigerator Calculator
Calculate what you could save by replacing your old refrigerator with an energy-efficient model.

 

Washer Calculator
Calculate what you could save by replacing your old washer with an energy-efficient model.

 

Dryer Calculator
Calculate how much it costs to run your dryer, and see what you could save by replacing your old dryer with an energy-efficient model.

 

Water Heater Calculator
Find out how much you could save by replacing your water heater.

 

Room AC Calculator
Calculate the size of room air conditioner you need for any room in your home.

 

Lighting Calculator
Choose a fixture type, and discover how much you can save with energy-efficient bulbs.

 

Thermostat Calculator
Find out how much you can save by simply adjusting your thermostat.

 

Cool Globes®
Learn how you can help combat global warming at this fun, creative exhibit sponsored by Reliant Energy.
Cook up some holiday memories
Spread the holiday cheer in your kitchen while keeping costs low.
Home Energy Checkup Calculator

Completing your home profile is the first step toward taking control of your energy bills. In just minutes, you can gain valuable insight regarding your home's specific energy use and learn ways to cut down on your usage.

Specific Use Calculators

These calculators will let you quickly focus on the energy use of specific appliances in your home. You'll learn how much you can save by installing new, energy-efficient appliances and how to operate them efficiently. 

Cooling System Calculator
Estimate the cost of a new central A/C system and how much it could save you.

 

 
Appliance Calculator
Find out how much it costs to run your appliances.

 

Refrigerator Calculator
Calculate what you could save by replacing your old refrigerator with an energy-efficient model.

 

Washer Calculator
Calculate what you could save by replacing your old washer with an energy-efficient model.

 

Dryer Calculator
Calculate how much it costs to run your dryer, and see what you could save by replacing your old dryer with an energy-efficient model.

 

Water Heater Calculator
Find out how much you could save by replacing your water heater.

 

Room AC Calculator
Calculate the size of room air conditioner you need for any room in your home.

 

Lighting Calculator
Choose a fixture type, and discover how much you can save with energy-efficient bulbs.

 

Thermostat Calculator
Find out how much you can save by simply adjusting your thermostat.

 

Cool Globes®
Learn how you can help combat global warming at this fun, creative exhibit sponsored by Reliant Energy.
Cook up some holiday memories
Spread the holiday cheer in your kitchen while keeping costs low.
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