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Plumbing Tier 1-Final Exam Questions And Answers
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---4December 20252025/2026A+
- Plumbing Tier 1-Final Exam Questions And Answers 
 
 
 
 
The information printed on the outside of copper tubing does not include the joining method. 
 
True 
 
Because of the pipe material's flexibility, manifold plumbing distribution systems are commonly made using ____. 
 
PEX pipe 
 
An adjustable wrench is a smooth jawed wrench used for turning nuts, bolts, small pipe fittings and chrome-plated pipe fittings. 
 
True 
 
_________ can occur due to material failure or poor workmanship. 
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