File Number:

Notification Number:

BalancePointRange

17° 30° 38° 47°

20 kW

17.5 kW

15 kW

12.5 kW

70

60

50

40

30

10

20

10 kW

10° 20° 30° 40° 50° 60° 70°17° 47°34°

MBTU

Heat Loss Calculation Sheet (BTUH)

I. Conduction Heat Loss

(U-Value x Area) x ∆T = Heat Loss (BTUH)

Description R-Value U-Value Area (ft²) ∆T (F°) Heat Loss (BTUH)

Comments

Ceilings

1.

2.

3.

50

Floors

1.

2.

3.

50

Glass

1.

2.

3.

50

Doors

1.

2.

50

Walls

1.

2.

3.

4.

5.

Net Area 50

Conduction Subtotal=

II. Infiltration Loss

Volume Cp for Air Air Changes/Hour ∆T (F°) Heat Loss (BTUH)

(.018) (.5) 50

III. Duct Losses

R-Value Total From I&II (BTUH) % Multiplier Duct Loss (BTUH)

Total From I, II, & III BTUH

KW

BalancePtGraph510.pdfHeat Loss