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Kentucky Plumbing Practice 6

Practice 6 for Plumbing Exam learners in Kentucky: 25 questions, explained answers, and a review routine.

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Question 1

1

A 3/4 inch copper supply line at typical pressure can carry roughly how many WSFU before velocity becomes a concern?

Question 2

2

Why does code limit water velocity in copper tubing to roughly 5-8 feet per second?

Question 3

3

What is the function of a mixing (tempering) valve at a water heater?

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