What other materials can be used for repiping? What about using plastic?
→ A: Green Hills is trained and certified in the installation of “PEX” (cross-linked Polypropylene) piping, which is a semi-flexible type of plastic tubing that is recognized and approved as safe for potable water systems. “PEX” is the common trade nick-name for this kind of pipe. PEX has some advantages over metal piping, especially in areas that have “aggressive” water with higher acidity or chemical content. While it has been in use for nearly 30 years in Europe, Canada and in all other states of the U.S.A., PEX is not yet approved for use in all areas of California, and is not yet generally well-known among Californian homeowners. Some developers are currently using PEX piping in new home construction in areas where it is approved, and it is gaining popularity as it becomes more common. The use of PEX can be discussed and considered if you are interested and if your city allows it. The repiping procedure when using PEX is virtually the same as when using copper pipe, except that PE
