PEX-A Tubing: Complete Buying Guide 2026
PEX-A is the highest-grade cross-linked polyethylene tubing, offering superior flexibility and the unique ability to use expansion fittings that maintain full pipe diameter at connections. It has largely replaced copper in modern residential plumbing. In 2026, pex-a tubing prices average $1.80 per linear foot, with a typical range of $1.00 to $3.00 depending on your region, supplier relationships, and order quantity.
When budgeting for a project using pex-a tubing, factor in approximately 5% additional material for waste, plus labor costs averaging $2.50 per linear foot for professional installation. A typical project using this material runs approximately $4,500 including both materials and labor.
With an expected lifespan of 50 years, pex-a tubing represents a cost of approximately $0.04 per linear foot per year of service life. This exceptional longevity makes it one of the most cost-effective materials when measured over its full lifespan.