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N.G. pipe size

bill_105
Member Posts: 428
in Gas Heating
Hi, Could you give an explanation on the two pipe size charts. One is for a pressure drop of .3 water and the other is .5, And which one do you use?
0
Comments
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Most use the .3
you could check with your local gas utility to see what they use. The .5 will give you a little larger margin as to capacity.0
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