How PEX Repipe Specialists Improve Plumbing Performance PEX repiping has changed into a popular solution for homeowners coping with aging, damaged, or inefficient plumbing systems. PEX, or cross-linked polyethylene, is just a flexible plumbing material designed for residential water distribution systems. Professional PEX Repipe Specialists can assess a current plumbing network, identify problem areas, and develop a repiping plan suitable for the...