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Both calculators run independently — change the inputs on either side to compare results.

Home Insulation Energy Savings Calculator

Estimate how long it will take to recoup the cost of upgrading your home's insulation through lower heating bills. Ideal for homeowners comparing current R-value against a higher insulation target.

Home Size (sq ft)

Current Insulation R-Value

Target R-Value

Annual Heating Cost ($)

Insulation Cost per Sq Ft ($/sq ft)

Fill in the required fields to see your result.

Climate

Energy Efficiency Upgrade ROI Calculator

Estimate how quickly your energy efficiency upgrade pays for itself. Enter your current energy bill, upgrade cost, rebates, and energy inflation to get a projected ROI over your chosen analysis period.

Current Monthly Energy Bill ($)

Upgrade Category

Total Upgrade Cost ($)

Utility Rebates ($)

Annual Energy Cost Increase (%)

Analysis Period (years)

Fill in the required fields to see your result.

Key differences

	Home Insulation Energy Savings Calculator	Energy Efficiency Upgrade ROI Calculator
Category	Climate	Climate
Inputs required	5	6
Result	Payback Period (months)	Simple Payback Period (years)
What it does	Estimate how long it will take to recoup the cost of upgrading your home's insulation through lower heating bills. Ideal for homeowners comparing current R-value against a higher insulation target.	Estimate how quickly your energy efficiency upgrade pays for itself. Enter your current energy bill, upgrade cost, rebates, and energy inflation to get a projected ROI over your chosen analysis period.