Skip to content

Passive House Savings Calculator

Construction
0.0(0)

Calculates the payback period for a passive house investment by comparing initial costs with energy savings.

How To Use

How to use this calculator

Start with your values, or try a preset.

Step 1

Enter Initial Investment Cost ($), Annual Energy Savings ($), and Annual Maintenance Cost Difference ($) (Passive House vs. Conventional) in the units shown.

Step 2

Read Total Annual Savings ($) and Payback Period (Years) in the results panel. Results update as you change the inputs.

Step 3

Choose a preset to load an example, then adjust the values for your situation.

Worked Examples

Example calculations

See the inputs and their calculated results.

Scenario 1: Moderate Investment

Initial Investment Cost ($): 50,000; Annual Energy Savings ($): 1,500; Annual Maintenance Cost Difference ($) (Passive House vs. Conventional): -200

Total Annual Savings ($): 1,300; Payback Period (Years): 38.46153846

Scenario 2: High Investment, High Savings

Initial Investment Cost ($): 100,000; Annual Energy Savings ($): 3,000; Annual Maintenance Cost Difference ($) (Passive House vs. Conventional): -300

Total Annual Savings ($): 2,700; Payback Period (Years): 37.03703704

Scenario 3: Low Investment, Low Savings

Initial Investment Cost ($): 30,000; Annual Energy Savings ($): 1,000; Annual Maintenance Cost Difference ($) (Passive House vs. Conventional): -100

Total Annual Savings ($): 900; Payback Period (Years): 33.33333333

People Also Calculate

Related Calculators

Continue with another tool on a related topic.