Quin Williams of Williams Plumbing shows how to size the water lines in your plumbing system. This method will work for PEX, copper, and galvanized pipes. This video uses the 2018 Uniform Plumbing Code.

Link to Table 610.3: https://imgur.com/a/TjxUSem
Link to Table 610.4: https://imgur.com/a/imvK2LL

0:00 Introduction
1:35 How to calculate the total fixture units
3:12 How to calculate the developed length of the most remote outlet
4:17 How to calculate the elevation of the highest fixture
7:03 The 75% method
7:27 How to size the hot water branch
12:02 How to size the cold water branch
16:07 How to upsize for PEX B
17:07 Please subscribe to see more tutorials!

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Williams is the Northwest’s largest plumbing and civil contractor. We offer a comprehensive line of quality plumbing, civil construction, HVAC, green energy, consulting, and service solutions to meet the needs of just about any building project.

Williams Plumbing & Heating, Inc.
2131 Industrial Dr.
Bozeman, MT 59715
(406) 5870969
http://www.willplumb.com/