
Plumbing Materials and Fittings Quiz
Authored by justin winters
Other
12th Grade
Used 1+ times

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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does PEX stand for in plumbing?
Polyethylene Expansion
Polyethylene X-ray
Polyethylene Cross-linked
Polyethylene Extruded
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the three colors in which PEX pipe is available?
Purple, Brown, Pink
Black, Orange, Gray
Red, Blue, White
Red, Green, Yellow
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which type of PEX pipe will stretch more, A or B?
Neither stretch
Both stretch equally
PEX B
PEX A
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the process called where the end of a PEX A pipe is stretched and a fitting is pushed in to seal it?
Warm Contraction
Hot Compression
Freeze Sealing
Cold Expansion
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of the raised ribs on a brass PEX fitting?
To increase weight
To decrease flexibility
To provide grip for crimping
To reduce water flow
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of the blackened copper rings used for crimping PEX pipes?
To increase durability
To improve flexibility
To indicate they are for PEX
To reduce friction
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of the red plastic stop on a pro crimp ring?
To indicate it is for brass fittings
To provide grip for crimping
To reduce water flow
To indicate it is for plastic fittings
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