This 1000 ft. red 1/2 in. PEX tubing has a 5/8 in. outer diameter and 1/2 in. inner diameter, delivering smooth hot and cold water flow for potable water and radiant floor heating applications. Made of non-toxic PEX material, it is crack-proof and leak-proof for long-lasting, trouble-free use. Its built-in EVOH oxygen barrier layer prevents oxygen intrusion, protecting metal components from corrosion and ensuring the tubing's durability in all weather and temperature conditions. With outstanding flexibility, it can be bent into circles without breaking and handles varying ground conditions well, supporting pressure ratings from 80 psi to 160 psi across a -40°F to 203°F temperature range. The tubing is compatible with crimp, cinch, press, and compression PEX connection systems, making installation quick and easy for any floor type. It is a versatile solution for both residential plumbing and radiant heating projects. Material: Other.