Home Energy Efficiency ROI Calculator
Calculate the payback period and ROI for home energy upgrades like insulation, windows, and HVAC.
Calculation Inputs
Calculation Results
📊
Enter inputs on the left and click Calculate to view results.
Formula & Methodology
Net = Cost − Rebate; Savings = Bill × Savings%; Payback = Net / Annual savings
The Inflation Reduction Act provides up to $3,200/year in tax credits for home energy improvements through 2032.
Frequently Asked Questions
What is the IRA energy efficiency tax credit?
30% credit on qualified home improvements: insulation, windows/doors, heat pumps (up to $2k), water heaters. Annual cap of $3,200 in credits.