The new ASSE/IAPMO/ANSI Series 27000-2022, Professional Qualifications Standard for Hybrid Fire Extinguishing Systems Personnel, has been designated as an American National Standard by ANSI, and is now available for purchase.

The power of the home is more important than ever as it continues to be, for so many people, the central hub for work and life activities — as well as renewal and wellness.

Every person I’ve spoken to in this trade can tell you horror stories ranging from plugged piping to failed boiler heat exchangers.

Hydronic heating and cooling systems that allow air or other gases to enter them do not function well. 

In Part 1, published in this magazine’s February 2022 issue, we talked about why buildings lean, how this phenomenon affects plumbing systems and drain lines, and how low-flow fixtures compound this problem.