Window Energy Savings Calculator

See how much you can save by upgrading your windows.

Property
Current Windows
Energy Use
Results

Step 1: Property Information

🛈We'll use this to determine your local climate data for accurate calculations
🛈Different property types have different energy efficiency considerations
🛈The heated/cooled area of your property in square feet
🛈Older buildings typically have different insulation standards

Step 2: Current Window Information

🛈Select the type of windows currently installed you're considering replacing
🛈Different frame materials have different insulation properties
🛈Total number of windows you're considering replacing
🛈Approximate average size of your windows
🛈The current condition affects baseline efficiency (e.g., air leaks)

Step 3: Energy Consumption

🛈Your main heating fuel type
🛈Your typical monthly bill during heating season
🛈Number of months per year you typically use heating
🛈Your main cooling system
🛈Your typical monthly bill during cooling season
🛈Number of months per year you typically use cooling (enter 0 if none)

Your Estimated Savings & Benefits

Annual Energy Savings

--
kWh/year

Annual Cost Savings

$--.--
/year

Monthly Cost Savings

$--.--
/month

Estimated Bill Reduction

--%
of relevant energy bill

Estimated Payback Period

--

Projected 25-Year Savings

$--.--
over window lifespan

Annual CO2 Reduction

--
kg CO2/year

Equivalent Trees Planted

--
annually

Additional Benefits

Comfort Improvement

--

Noise Reduction

--

Potential Property Value Increase

--

Available Tax Credits/Incentives

--

New Window Performance

--

Ready to Start Saving?

Your calculated savings are based on your inputs and our estimates. Get a personalized quote for exact costs and maximum savings!

Get Your Personalized Window Quote

Or explore other options:

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Calculations based on standard energy models.

Energy Star Certified NFRC Certified