"Offers the highest-rated flexibility
6-month UV resistance
Approved for water service lines and burial applications including being buried under concrete
Certified to meet ASTM F2023 oxidative-resistance requirements for continuous hot water recirculation
Minimum working temperature: 33 Deg F 160 psi
Maximum working temperature: 200 Deg F 80 psi
Maximum working pressure: 160 psi 33 Deg F to 70 Deg F"