Science & Environment
Greenhouse Heat Loss with Double Polyethylene Glazing Calculator
Estimate heat loss through double polyethylene glazing based on surface area and temperature difference.
Your inputs
Change any value to update the result instantly.
Heat loss
13,500 W
Heat loss in kW
13.5 kW
Temperature difference
15 °C
Daily energy loss
324 kWh/day
Formula and working
Q (W) = U × A × ΔT
- 1
Collect the inputs
U-value (double poly) = 4.5 W/m²K; Glazing surface area = 200 m²; Inside temperature = 20 °C; Outside temperature = 5 °C
- 2
Apply the formula
Q (W) = U × A × ΔT
- 3
Result
Heat loss = 13,500 W
Frequently asked questions
Important limitation
This is an educational estimate based only on the values and formula shown. Verify current rates, rules, units, and professional standards before relying on the result. It is not personalized financial or investment advice.
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