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ROI Calculator

Calculate Return on Investment for home improvements and energy upgrades

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How to Use This Calculator

Cost.

Savings.

Inflation.

Get ROI.

Understanding ROI Calculations

Simple ROI.

Payback period.

NPV.

Opportunity cost.

Formula & Calculations

(Savings / Cost) x 100

Key Factors to Consider

Energy rates

Maintenance

Lifespan

Tax credits

Frequently Asked Questions

1Good ROI?

10%+ is excellent.