Does the Uniform Plumbing Code (US) allow copper-to-CPVC transition fittings to be used inside a wall? Just to be clear, I'm referring to the hybrid fittings that are part brass, part CPVC.
Plumbing – Copper to CPVC transition fittings : allowed by code to be used inside a wall
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Best Answer
The code does not specify specifically that such joints cannot be inside of a wall.