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GAS SUPPLY PIPING
*Outside diameter:
Measure length of pipe or tubing from gas meter or propane
second stage regulator.
Table 6 - NATURAL GAS
Length of
Pipe - Ft.
Pipe Capacity - BTU Per Hour Input
Includes Fittings
½" ¾" 1" 1¼"
20 92,000 190,000 350,000 625,000
40 63,000 130,000 245,000 445,000
60 50,000 105,000 195,000 365,000
Table 7- PROPANE GAS
Length
of
Pipe - Ft.
Pipe Capacity - BTU Per Hour Input
Includes Fittings
Copper Tubing* Iron Pipe
⅝"¾"½"¾"
20 131,000 216,000 189,000 393,000
40 90,000 145,000 129,000 267,000
60 72,000 121,000 103,000 217,000