CHICAGO — With model building codes mandating tighter and tighter ductwork, and with homeowners and building owners desiring increasingly higher efficiencies from their ducted systems, many new ...

There has been a lot of buzz in the past several years surrounding the whole-house approach to analyzing energy efficiency and matching the correct system and components with each building envelope.

The Plastics Pipe Institute, Inc. (PPI), a trade association representing all segments of the plastic pipe industry, recently published a user document for handling high-density polyethylene (HDPE) ...