Plumber Red Seal · Question
What do the letters 'PEX' stand for in the context of plumbing pipe?
PEX is an acronym for cross-linked polyethylene. The cross-linking process makes the material more durable and resistant to heat, chlorine, and chemicals, makin
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Question: What do the letters 'PEX' stand for in the context of plumbing pipe?
Answer options:
- Polyethylene Exchange
- Pliable Exterior Pipe ✅ Cross-linked Polyethylene
- Pressurized Expansion Tubing
Correct answer: Cross-linked Polyethylene
Explanation: PEX is an acronym for cross-linked polyethylene. The cross-linking process makes the material more durable and resistant to heat, chlorine, and chemicals, making it a popular choice for water supply lines.
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