question 1\ncvpc water pipe may not be used for hot and cold supply lines\nin single - family residences\nin…

question 1\ncvpc water pipe may not be used for hot and cold supply lines\nin single - family residences\nin multi - family residences\ninside a building\nbelow grade\nwith oil - fired water heaters

question 1\ncvpc water pipe may not be used for hot and cold supply lines\nin single - family residences\nin multi - family residences\ninside a building\nbelow grade\nwith oil - fired water heaters

Answer

Brief Explanations:

CPVC (Chlorinated Polyvinyl Chloride) pipes are not suitable for below - grade installations for hot and cold supply lines due to potential soil and moisture issues that can damage the pipes over time.

Answer:

D. below grade