Question 1

How do I calculate the right pipe diameter?

Accepted Answer

Enter your flow rate (GPM) and pipe run; the calculator returns the recommended diameter and friction loss instantly.

Question 2

What pipe size do I need for a given GPM?

Accepted Answer

It depends on flow and length - enter both and PlumbCalc Pro gives the correct size.

Question 3

Is PlumbCalc Pro free?

Accepted Answer

Yes, the calculator is free to use in your browser.

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