The ruling follows jury verdict in favor of Boltex and Weldbend in lawsuit against Ulma for false advertising and unfair competition. Ulma sold more than 3.7 million substandard flanges in the United States.

In 1995, Russ Chaney, a gentleman with a strong background in the plumbing and mechanical industry, continued his journey by accepting the position of CEO at The International Association of Plumbing and Mechanical Officials (IAPMO).

When the water supply doesn’t have enough pressure, a fire pump can be an excellent solution to the problem, as long as the pump is sized correctly.

A continued summary of significant revisions of the International Plumbing Code: bidet water temperature, drinking fountains, water supply, and shower and bathtub valves.

Electrification of buildings has become a policy imperative of numerous states concerned about climate change. They are implementing policies that aim to de-carbonize electricity production by greater reliance on renewable energy sources.

The Heights is a state-of-the-art, 775 seat, 180,000 square foot public school located in densely-populated Arlington, Virginia.

There are many equations for determining the flow in natural gas pipes and the pressure drops associated with those flows, or vice versa. Our intent is to determine the validity of each equation with respect to flow rates that might be encountered by a plumbing engineer.

I’m a solar engineer – not a mechanical one. That’s one reason that I found out the hard way that designing domestic hot water (DHW) production and distribution systems for multifamily buildings is a lot harder than designing a single-family residential system. 

This is the continuation of a series of columns covering only the code changes that were approved as submitted from 2018 to the 2021 International Plumbing Code (IPC) change hearings.