Basic Facts About LP-Gas:
Pounds Per Gallon 4.24
Specific Gravity of Gas 1.50
Specific Gravity of Liquid .504
Cubic Feet Gas Per Gallon of Liquid 36.38
Cubic Feet Gas Per Pound 8.66
BTU Per Gallon 91,502
BTU Per Pound 21,548
Dew Point in Degrees Fahrenheit -44F°
Vapor Pressure at 0° F 31
Vapor Pressure at 70° F 127
Vapor Pressure at 100° F 196
Vapor Pressure at 110° F 230
NOTE: The above information is not a complete guide for
the use of LP-Gas tanks or appliances. In cold climates keep
fuel levels above 50% in order to keep vaporization of LP-
Gas at the highest level.
LP-Gas System
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WINDSOR
7•186
# Capacity
Gallon Capacity
BTU Capacity
5
1.18
107,903
10
2.36
215,807
11
2.59
237,387
20
4.72
431,613
30
7.08
647,420
40
9.43
863,226
The above capacities allow for 20% vapor space on each cylinder.
*Data taken from the National Fire Prevention Association (NFPA). Pamphlet #58-1998.
CONVERSIONS
Gallons to Liters (1 Gallon = 3.785 Liters)
Fahrenheit to Celsius (F° = 9/5 C° + 32°)
11” Water Column = 6 1/4 ozs. per sq. in. pressure.
27.7” Water Column = 1 pound per sq. in. pressure.
LP-GAS
FUNDAMENTALS