The Visual Arts Building (VAB) at the University of Iowa in Iowa City, Iowa, is a marvel of both aesthetic design and mechanical engineering. 

We live in a world where most theoretical ideals can only be approached rather than fully realized.  

The owner asked for a bid to replace her 35-year-old cast iron boiler, which was still operating. 

In the last few years, the commercial refrigeration space has seen a significant shift toward natural hydrocarbon (HC) refrigerants thanks to new and proposed regulations. 

Armstrong Fluid Technology will introduced the enhanced Design Envelope IPC 9521 integrated plant control system at AHR Expo.

Marley Engineered Products introduces the out-of-sight, out-of-mind UL-listed in-floor perimeter convector — THX Series heater, which delivers comfort, aesthetics and safety for the ultimate supplemental heat system for both new and existing buildings, the company notes. 

The XVers L, the newest hydronic boiler from Raypak, a Rheem company, is built to automatically assess the temperature and adjust to make sure the environment is controlled and comfortable. 

The LG Hydro Kit is an indoor heat exchanger for LG variable refrigerant flow systems capable of transferring heat or cooling energy expelled from the air-conditioning process to water, offering further efficiency of LG heat recovery and heat pump systems. 

The new COOL-FIT PE Plus pre-insulated polyethylene piping system from GF Piping Systems provides even higher thermal efficiency, significantly reduced maintenance and operational costs and faster installation time, GF notes.