Maurice Pettiford

OBO - W 21.5 Annual Heat Loss - Below-Ground Walls And Floors

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Title Page

Document No.
Audit Title
Client / Site
Conducted on
Prepared by
Location
Personnel

1. Estimate Average Ground Temperature
75 ➖ [0.0038 ✖️ Annual Heating Degree Days] = __________ Average Ground Temp. (Degrees F)
2. Coefficient
0.16 ✖️ Annual Heating Degree Days ➕ 500 = __________ Coefficient
3. Heat Loss Rate
Coefficient ✖️ Wall U - Value ✖️ [Inside Temp. (Degrees F) ➖ Ground Temp. (Degrees F) = __________ Heat Loss Rate (Btu / sq ft)
4. Annual Heat Loss
Heat Loss Rate (Btu / sq ft) ✖️ Area (sq ft) ✖️ 0.000001 = __________ Annual Heat Loss (millions Btu)

Maurice Pettiford

OBO - W 21.5 Annual Heat Loss - Below-Ground Walls And Floors

Use this Template

Print as PDF

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