Plumbing FAQ

Get answers to some of our most common questions

What are the advantages of Uponor PEX-a piping?

Uponor PEX-a Advantages

  • More than 15 billion feet of pipe and 500 million fittings installed worldwide
  • Expands up to 3X its diameter, minimizing potential freeze damage
  • Highly durable; resists corrosion, pitting and scaling
  • Uponor PEX-a Pipe Support, PEX-a pipe and ProPEX EP fittings listed to ASTM E84 for use in plenums without the need for insulation
  • Offers up to 40% reduction in surge pressure caused by quick-acting valves as compared to metallic piping
  • Provides up to 30% better insulation value compared to metallic piping
  • Sound intensity of PEX-a is at least 8 times less than that of copper pipe for a given change in velocity
  • Shape memory ideal for cold-expansion fittings — no torches, glues, crimps, clamps or dry-fit leak concerns
  • Expansion fittings offer up to 22% larger ID for up to 40% higher gpm compared to insert fittings
  • PEX-a Pipe Support channel enables hanger spacing equal to that of copper
  • Made in the USA, helps projects meet Buy American requirements
  • 25-year warranty on Uponor AquaPEX pipe and ProPEX expansion fittings