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Maryland Plumbing Practice 7

Practice 7 for Plumbing Exam learners in Maryland: 25 questions, explained answers, and a review routine.

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Question 1

1

When sizing a water service by the WSFU method, what two values do you ultimately convert WSFU into?

Question 2

2

For a long service run with limited pressure, what is the design trade-off when choosing pipe size?

Question 3

3

What is the hazard if a double check valve assembly is used where an RP assembly is required?

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