High efficiency boilers and water heaters, and pumps — and products designed to avoid bottlenecks caused by the skills gap — were the name of the game at AHR Expo in Atlanta this week.

AERCO’s commercial condensing boiler features a combination of patented technology (AERtrim O2 trim), advanced features and innovative onAER Predictive Maintenance analytics tool.

With a patented stainless steel fire tube heat exchanger, Navien’s NFB condensing wall-hung boiler brings the industry a new level of technology in this category.

The Rinnai Demand Duo 2 hybrid water-heating system has two commercial CU199 tankless water heaters connected to a 119-gallon tank.

Webstone, a brand of NIBCO, announces its new magnetic boiler filter. Designed to protect system components and maintain efficiency, the high-powered 12,000 Gauss magnet captures ferrous debris from the system before it reaches the boiler.

The 2019 AHR Expo returns to Atlanta for the first time since 2001 at the Georgia World Congress Center, Jan. 14-16.

From a classic do’s and don’ts article to how to design hydronic heating systems, these are the 10 most-read stories on www.pmengineer.com.

The AquaBalance wall-mount line of combination and heat-only boilers from Weil-McLain now features an energy-saving AFUE rating of 95% on the new Series 2 version.

AERCO’s Benchmark Platinum commercial boiler is available in eight sizes ranging from 750 to 6,000 MBH and had a patented O₂-trim to ensure the system works properly with precise air/fuel ratios during combustion.