SharkBite PEX tubing is Cross-linked polyethylene pipe approved for use in residential and commercial installations. Has the flexibility to bend around corners, reducing the number of connection points needed. Faster installation compared to the rigid pipe. Flexibility to bend the pipe around corners. Available in coils up to 1,000 ft. in length, allowing longer runs and fewer connections - reducing cost, time, and potential leak points. The freeze-resistant pipe can expand slightly if frozen and contract when thawed. Ideal for hot and cold potable water distribution, fire protection, and municipal water service lines.