Insulation R Value Savings
Calculator
Annual heat loss before (kWh/yr)
3,199.999999
Results
- Annual heat loss before (kWh/yr)
- 3,199.999999
- Annual heat loss after (kWh/yr)
- 1,066.666666
- Annual energy saved (kWh/yr)
- 2,133.333333
Energy results
| Annual heat loss before (kWh/yr) | 3,199.999999 |
| Annual heat loss after (kWh/yr) | 1,066.666666 |
| Annual energy saved (kWh/yr) | 2,133.333333 |
formula-map diagram
- Annual heat loss before (kWh/yr)
- 3,199.999999
- Annual heat loss after (kWh/yr)
- 1,066.666666
- Annual energy saved (kWh/yr)
- 2,133.333333
Energy relationship
Formula
Q(kWh/yr) = A × (1÷R) × HDD × 24 ÷ 1000, compared before/after R-value= 3200
Note
This is a simplified model: it applies the standard equation to the numbers you entered and ignores real-world losses, weather variation, tariff structures and equipment tolerances. Wind power assumes air density 1.225 kg/m³ at ISA sea level and the power coefficient you enter (Betz limit 0.593). Verify with measured data or a professional energy audit before making purchasing decisions.