### Gas Pipe Line Calculation Sizing For Steel Pipe

To obtain the cubic feet per hour of gas required, divide the input of the appliances by the average Btu (kW.h) heating value per cubic foot of the gas. The average Btu per cubic foot in the Bay Area is 1,100. Minimum Size of Piping Outlets: The size of the supply piping outlet for any gas appliance shall not be less than one-half (1/2) inch.

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