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Energy Efficiency ROI Calculator

Guide

How It Works

Evaluate return on investment and simple payback periods for building and home efficiency projects.

  • Total ROI: Net percentage return over the equipment lifespan after accounting for purchase cost and incentives.
  • Payback Period: Time in years required for utility bill savings to fully recoup initial capital expense.
  • Lifetime Savings: Cumulative net dollar savings over the operational life of the upgrade.
  • Annual Return: Yearly percentage yield calculated from annual energy savings divided by net upfront cost.