The 2015 Uniform Plumbing Code touches on the various methods to prevent backflow and back shiphonage in section 603.3, but diving a bit deeper could be useful.
Continuing a tradition started in the late 1980s, the Concord, N.H.-based plumbing and heating wholesale distributor held its third 2015 trade show in Groton, Conn.
The event featured exhibits from Slant/Fin and partners such as Taco, Beckett, Wöhler and National Grid, as well as factory tours and a variety of seminars.