The answer to 'how to maintain repiping' is to regularly inspect, clean, and repair your home's repiped plumbing system. This involves checking for leaks, clogs, and other issues, and addressing them promptly to prevent further damage and costly repairs.
Start by visually inspecting your repiped pipes for any signs of wear, damage, or leaks. Check for discoloration, corrosion, or moisture around the pipes. If you find any issues, address them right away by calling a professional plumber. They can assess the problem and recommend the appropriate repairs or replacements.