HVAC Sizing vs Window Heat Loss — Home Efficiency

Compare HVAC capacity requirements and window heat loss. Understand how insulation affects your heating and cooling needs.

BTU Calculator

Floor Area (m²)

Ceiling Height (m)

Climate

Ancho de la Ventana (m)

Alto de la Ventana (m)

Valor U (W/m²·K)

Diferencia de Temperatura ΔT (°C)

U-value: Single glazing ≈ 5.7 · Double ≈ 2.8 · Triple ≈ 0.8

Área (m²)

1.80

Pérdida de Calor (W)

100.8

Costo Anual (est.)

$65.32

Annual Heating Energy (kWh)

435.5 kWh

Característica	BTU Calculator	Window Heat Loss
categoría	practical	practical
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