Home › Forums › Public Forums › General Plumbing › Pipe size vs. flow rate. vs. pressure drop chart wanted (water) › Reply To: Pipe size vs. flow rate. vs. pressure drop chart wanted (water)
29 Dec 2001 at 4:57 pm
#291966
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Ballpark: When going up one size, at the same pressure, the flow doubles. If you go from 3/4 to 1, the flow doubles – to 1-1/4, double again, etc.