HVAC Engineering Technology

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These Pro-Pal® step-saving valves simplify the installation and service of any water heater, combining a dielectric union, a ball valve, and a ½-inch FIP vacuum relief valve port into a single forged dezincification resistant brass body.

With the recent surge in COVID-19 cases, we have had open and honest discussions with our exhibitors, sponsors, speakers, and attendees over the past few days. At this time, many companies still have travel bans in place that are impacting their decision to travel to events. 

These quart-sized cleaners provide the quality and value of the classic formulas while taking up less space on the shelf and contractors’ trucks.

A dramatic evolution in the integration of Airstage systems, this new controller features a new global design that functions with legacy systems and is also scalable for future needs.  

Designing a steam system for a brewery can be frustrating, as the logic of low-pressure steam is opposite that of other HVAC systems.

Ownership of Enaqua is moved to the company’s management team, as they buy all Grundfos’ shares.

Delavan is a global designer and manufacturer of high-quality spray nozzles for fluid, diesel exhaust, and spray drying systems.

What products are engineers most interested in? Here are the top five most popular products at www.esmagazine.com.

What are engineers making time to read? Here is the five-item punch list of the most popular news articles, features, and columns at ESmagazine.com.

How an initiative designed to build knowledge on pump energy efficiency meets a vital need in advancing pump optimization and professional certification.