Uponor AquaPEX is the leading brand of PEX Tubing for potable (hot/cold) plumbing applications. Uponor AquaPEX is manufactured by Uponor. The tubing may be used in radiant heating/cooling and snow melting applications where there are no ferrous (metal/iron) components in the system. Uponor Aquapex meets ASTM F876 and F877 and is listed to ANSI/NSF Standards 14 and 61 for potable plumbing applications. The tubing is rated by the PPI for 200°F at 80 psi, 180°F at 100 psi, and 73.4°F at 160 psi. The tubing is available in white, red, and blue. The red and blue tubing is color coated to designate hot and cold water lines.