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Water Pipe Sizing Chart

Article ID: 661
Last updated: 14 Dec, 2020
Pipe Size GPM
1/2" Up to 1.5
3/4' 2 - 3.5
1" 4 - 7
1 1/4" 8 - 14
1 1/2" 15 - 22
2" 23 - 40
2 1/2" 41 - 70
3" 71 - 120
4" 121 - 250
5" 251 - 450
6" 451 - 700
8" 701 - 1200

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Article ID: 661
Last updated: 14 Dec, 2020
Revision: 1
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