The second edition of the “Residential PEX Water Supply Plumbing Systems Design Guide” is available online. It can help users plan and understand the features and benefits of a PEX pipe residential water system. The 144-page guide includes expanded information on green construction codes, comprehensive design concepts and installation guidelines. The guide is a collaborative effort between the Plastics Pipe Institute, the Home Innovation Research Labs, the International Code Council and the Plastic Pipe and Fittings Association and can be found at each company’s website.

Plastics Pipe Institute.