Additional InformationANSI/NSF 14|DIN 4726|ICC ES|ICC PMG Certified|NSFus-rfh - PEX 0006 Certified
Marketing InformationHigh molecular cross-linked polyethylene (PEX-a) with minimum bending radii of 6x the diameter at 68 deg F (20 deg C). Maximum operating temperature: 180 deg F at 100 psi (82 deg C at 690 kPa). Covered by a 25 years manufacturer's limited warranty. Comes with oxygen diffusion barrier which prevents oxygen from entering the heating system through the tubing wall.