If cpvc is installed outside the walls, is that code

You asked about PVC and now CPVC. Please explain "outside the walls". Outside the house? Outside the inside walls? Underground?

You asked about PVC and now CPVC. Please explain "outside the walls". Outside the house? Outside the inside walls? Underground?
Outside the inside wall. Behind a kitchen cabinet.

Not a code.violation. Why might you think so?

More details please! What are you planning that will give you code violation concerns? Back to you, Tom

Not a code.violation. Why might you think so?
This is new construction and the water supply, cpvc pipe, is outside the wall catty cornered behind the corner kitchen cabinet.

This is new construction and the water supply, cpvc pipe, is outside the wall catty cornered behind the corner kitchen cabinet.

Slab house I gather? No violation.

If cpvc is installed outside the walls, is that code Put your mind at rest. There is no code violations here. Good luck, Tom