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Exam (elaborations)
Journeyman Plumbing Codes -KY (Questions + Answers) Solved
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---5June 20252024/2025A+
- Cross connection means and physical connection or arrangement between? - 
CORRECT ANSWER-Potable water and non potable water 
A cross connection between a _____ and ______ water supply shall not be allowed. - 
CORRECT ANSWER-Private and public 
If any check valves are installed in a water system, what is required? - CORRECT 
ANSWER-Thermal expansion tank. 
What is the best level of protection in all back flow situations? - CORRECT ANSWERAir gap 
The best mechanical protection is a? - CORRECT ANS...
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