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Uponor AquaPEX tubing is used primarily in hot and cold potable water distribution systems and Wirsbo AQUASAFE fire sprinkler systems. Uponor AquaPEX tubing is used in hydronic heating applications where the system contains no ferrous corrodible components or where any ferrous components are isolated from tubing. Uponor AquaPEX tubing is not manufactured with an oxygen diffusion barrier. Uponor AquaPEX tubing coils and straight lengths are available in natural, red and blue.

Uponor AquaPEX is manufactured and listed to ASTM F876 and F877 and certified to NSF Standards 14 and 61. Uponor AquaPEX tubing is rated and listed by the Hydrostatic Stress Board of PPI at 200 degrees F at 80 psi, 180 degrees F at 100 psi and 73.4 degrees F at 160 psi.

Note: Uponor 1/2" AquaPEX tubing is listed to UL1821 and ULC/ORD C199 P and carries an additional rating of 120 degrees F at 130 psi.

What are the Uponor PEX standards?
Uponor PEX and associated fittings are manufactured to the following standards:
  • ASTM F876 "Standard Specification for Cross-linked Polyethylene (PEX) Tubing"
  • ASTM F877 "Standard Specification for Cross-linked Polyethylene (PEX) Plastic Hot and Cold Water Distribution Systems"
  • ASTM F1960 "Standard Specifications for Cold Expansion Fittings with PEX Reinforcing Rings for use with Cross-linked Polyethylene (PEX) Tubing"
  • ASTM F2080 "Standard Specifications for Cold Expansion Fittings with Metal Compression Sleeves for Cross-linked Polyethylene (PEX) Tubing"
  • CSA B137.5 Thermoplastic Pressure Piping Compendium
Additional standards for Uponor AquaPEX tubing and associated fittings include:
  • ANSI/NSF Standard 14 "Plastics Piping System Components and Related Materials"
  • ANSI/NSF Standard 61 "Drinking Water System Components - Health Effects"
  • UL 1821 "Standard for Safety for Thermoplastic Sprinkler Pipe and Fittings for Fire Protection Service" (1/2" Uponor AquaPEX only)
What code approvals does Uponor AquaPEX tubing have?
Uponor AquaPEX tubing is approved in the following codes:
  • IPC
  • UPC
  • NSP
  • IMC
  • UMC
  • NSPC
  • NPC of Canada
  • NBC of Canada
What listings does Uponor AquaPEX tubing have?
Uponor AquaPEX tubing has the following listings:
  • NSF
  • CSA
  • ITS
  • HUD
  • ICC
What fire-rated assemblies does Uponor AquaPEX tubing have?
  • G573 - Two-hour Hambro floor/ceiling assembly
  • K913 - Two-hour concrete floor/ceiling assembly
  • L557 - One-hour wood frame floor/ceiling assembly
  • U372 - One-hour wood frame wall assembly
  • V444 - One-hour steel stud wall assembly
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