Tag Archives: Plumbing

Weird MEP History: The Common Cup

by Craig G. Malesic, LC, PMP, EIT Note: This is the first installment of an occasional series, Weird MEP History, which deals with interesting and sometimes strange facts and tidbits throughout the history of mechanical, electrical, and plumbing systems. We all know what a “Water Fountain” looks like, Right? We call them Water Fountains, Drinking Fountains, […]

What is a Trap Primer – and Why is it Required?

by Steven R. List, PE, ICC Were you ever in a building that had a putrid odor? More than likely it was sewer gas emitting from a floor drain. All plumbing fixtures, including floor drains, are required to have traps. A trap looks like a “U” shape pipe. If you look below your kitchen or […]