HDPE (High Density Polyethylene) pipes are a considered the best choice for underground water lines. What makes this type of piping so great? HDPE pipes are non-toxic, tasteless, and considered a green building material. The pipes are designed to be high crack- and corrosion-resistant.

What is the best pipe to use for water supply?

Copper. Copper pipes are probably the most traditional plumbing pipe used due to their extensive duration and reliability. They provide superior corrosion resistance, great material to be used for hot and cold water, and it can be managed easily.

What type of pipe is used for water lines?

PVC pipes PVC pipes are rigid and are usually white, cream or grey in color. They are used most often for highly pressurized water, such as in a homes main water supply line. PVC pipes work in a variety of applications, including for transporting potable water and for draining.

Should I use PEX or copper?

Copper Pipe Lifespan. PEX pipe is not only cheaper than copper but more durable too. PEX is immune to corrosion and mineral build-up, and its not affected by electrolysis, which can cause small pinhole leaks in copper piping. PEX pipe is more resistant to bursting in freezing conditions than metal piping.