Gas Requirements
Part No. 70458101ENR7
©
Copyright, Alliance Laundry Systems LLC - DO NOT COPY or TRANSMIT 49
Gas Pipe Size Required for 1000 Btu Natural Gas — 0.64 Specific Gravity at 7 ± 1.5 inches
(17.4 ± 4 mbar, 1.74 ± 0.37 kPa) Water Column Pressure
Equivalent Length
25 feet
(7.63 m)
50 feet
(15.25 m)
75 feet
(22.88 m)
100 feet
(30.50 m)
125 feet
(38.13 m)
150 feet
(45.75 m)
GasAppliances
Total Btu/hr.
Based on 0.3 in. Water Column Pressure Drop for Length Given
Sizes shown in inches (mm)
100,000 0.75 (19.05) 0.75 (19.05) 1 (25.40) 1 (25.40) 1 (25.40) 1 (25.40)
120,000 0.75 (19.05) 1 (25.40) 1 (25.40) 1 (25.40) 1 (25.40) 1 (25.40)
140,000 0.75 (19.05) 1 (25.40) 1 (25.40) 1 (25.40) 1 (25.40) 1.25 (31.75)
160,000 0.75 (19.05) 1 (25.40) 1 (25.40) 1.25 (31.75) 1.25 (31.75) 1.25 (31.75)
180,000 1 (25.40) 1 (25.40) 1 (25.40) 1.25 (31.75) 1.25 (31.75) 1.25 (31.75)
200,000 1 (25.40) 1 (25.40) 1.25 (31.75) 1.25 (31.75) 1.25 (31.75) 1.5 (38.10)
300,000 1 (25.40) 1.25 (31.75) 1.25 (31.75) 1.5 (38.10) 1.5 (38.10) 1.5 (38.10)
400,000 1.25 (31.75) 1.25 (31.75) 1.5 (38.10) 1.5 (38.10) 1.5 (38.10) 2 (50.80)
500,000 1.25 (31.75) 1.5 (38.10) 1.5 (38.10) 2 (50.80) 2 (50.80) 2 (50.80)
600,000 1.5 (38.10) 1.5 (38.10) 2 (50.80) 2 (50.80) 2 (50.80) 2 (50.80)
700,000 1.5 (38.10) 2 (50.80) 2 (50.80) 2 (50.80) 2 (50.80) 2.5 (63.50)
800,000 1.5 (38.10) 2 (50.80) 2 (50.80) 2 (50.80) 2.5 (63.50) 2.5 (63.50)
900,000 2 (50.80) 2 (50.80) 2 (50.80) 2.5 (63.50) 2.5 (63.50) 2.5 (63.50)
1,000,000 2 (50.80) 2 (50.80) 2 (50.80) 2.5 (63.50) 2.5 (63.50) 2.5 (63.50)
1,100,000 2 (50.80) 2 (50.80) 2.5 (63.50) 2.5 (63.50) 2.5 (63.50) 2.5 (63.50)
1,200,000 2 (50.80) 2 (50.80) 2.5 (63.50) 2.5 (63.50) 2.5 (63.50) 2.5 (63.50)
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