Whole House Repiping: frequently asked questions
These answers are general. For your situation, check the official sources listed below or ask a professional.
PEX or copper?
Both are approved by plumbing codes. PEX is usually faster to install and less expensive; copper is rigid and long-lasting.
Will my walls be torn apart?
Plumbers usually make small openings to run new lines and patch them; ask whether drywall repair and paint are included.
Do I need a permit?
Yes, repiping is done under a plumbing permit with an inspection.