Monthly Plumbing Quiz: Pipes, Valves and Fittings

Is there anything more foundational to the plumbing trade than sending water through pipes just the way you want it to go? How much do you know about pipes, valves and fittings? Take our quiz and find out!









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At every other joint

At 18” intervals

At 36” intervals

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Its O.D. increases

Its weight decreases

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Its O.D. decreases

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200 psi

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100 psi

75 psi

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14 gauge in thickness

16 gauge in thickness

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20 gauge in thickness

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PEX pipe

Copper pipe

Black iron pipe

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