The Air Conditioning, Heating and Refrigeration Institute estimated that high-efficiency, gas-fired appliances expel an astounding 9 billion gallons of acidic condensate annually in this country. This substance can harm infrastructure, the local sewage system and the environment.

A geo-exchange system either extracts energy from the ground for heating or pumps it back into the ground for cooling. Energy companies and large construction firms can use this technology to help decarbonize our buildings and remain profitable. BF Nagy describes a few such North American projects in this month’s column.

An explanation of the common valve types and valve components used in commercial and industrial construction, along with applications for use. 

The competitions recognize the exceptional talents and problem-solving skills of students in HVAC&R, building sciences, and engineering.

Levine succeeds Donald Kenney, who will be retiring at the end of July.

Towle Whitney designs water booster pump systems and prides itself on their value-engineered solutions. PHCPPros recently spoke with Dennis Whitelaw, co-owner and president of Towle Whitney to learn more about the company and their products. Here’s what he had to say.

Owners and managers of large properties as well as commercial buildings already know it’s smart to monitor their buildings’ water consumption to detect problems like “running” toilets and overoccupancy.

Natural gas-fired and electric boilers and water heaters have specific space and venting requirements to keep building occupants safe. Architects and engineers need to discuss these issues during the design phase to ensure aesthetics and safety issue are all considered.