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.

The 2019 Plumbing Manufacturers International (PMI) conference took place in November 2019 at The Don Cesar Hotel in St. Pete Beach, Florida. PHCPPros was pleased to be a Silver Sponsor of the four-day event.

Today, WiA is a committee recognized at the Society level of ASHRAE.

That’s a key point that Gina and Rodman Schley want others to take away from their home. Their remodeled old farmhouse in the Denver, Colorado, suburbs is beautiful, functional and sustainable.

In December, Paula Bowe was recognized as PHCPPros’ Featured Woman. Continuing that conversation, Plumbing Engineer is taking the time to delve more into Bowe’s career and experiences.

Just a few months back, Zurn introduced its Specifier of the Year contest for the American Society of Plumbing Engineers. The contest recognizes professionals applying digital tools to streamline plumbing specification process workflow, scheduling and project sharing. 

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 month Scott Futrell, president of Futrell Fire Consult & Design Inc., joins this column to take a closer look at acceptance testing and the numerous requirements that are part of the process.

A simple solar domestic water heater can easily be switched into solar-only mode by turning off the conventional (backup) heat source.

Science tells us that time is relative. I’m not going to do a deep dive into why this is true, but do yourself a favor and check out some YouTube videos on this topic.