RELIABLE QUALITY- Color: Red; Nominal Diameter: 5/8'; Total Length: 500ft. Keep quick & smooth hot/cold water flows. Made of PEX material, non-toxic, crack-resistant, leak-proof. Perfect for potable water or radiant floor water use. ROBUST O2 RESISTANT- External EVOH layer, stop O2 into the tube, protect metal components from corrosion. The heating system's service time can be greatly increased with this kind of tube. Meanwhile, bacteria on water will not easy to breed. EFFORTLESS INSTALLATION- Send with a pipe cutter & 10 clamps, easily cut pipes to different length and fix them with clamps. Assemble method: Clamp Connection Systems(Cinch Tool + St. Steel Clamps + Crimp Fittings). This tube is marked with words every 5 ft length. PREMIUM FLEXIBILITY- Min. 6' bending radius, easy to bend for different ground situation. Big pressure capacity: 188-217psi at 20 and 101-108psi at 95. Compatible water temperature: -47 to 230