In the wake of mold and moisture problems, it's been noted that the first air conditioning systems were designed to control humidity; lowering temperature was secondary. Why, then, do we use thermostats that measure temperature alone? This is starting to change.
Much has been written about how to minimize the risk of Legionella in cooling towers, but how do you minimize the risk in building water systems, such as hotel spas and drinking water? An ASHRAE forum examined the topic.
Four-way reversing valves are at the heart of heat pump systems. An ASHRAE forum sought input as to how much capacity is lost through the operation of these valves and how they should be tested.
From schools and shopping malls to archives and federal buildings, indoor air quality (IAQ) systems are becoming more sophisticated and widely applied. In particular, UV lights and specialty filters are finding more diverse applications.
An ASHRAE public session, “Residential and Small Building Humidity and Mold Control,” offered insights and viewpoints from experts in residential A/C system design and installation, microbiology, medicine, law, and insurance. Contractors attending the session were able to learn about the damage mold can inflict on their physical and fiscal health, as well as how to prevent excess moisture.
Allergies and asthma afflict about 57 million Americans. HVAC contractors are in an excellent position to recommend IAQ products and services to help customers breathe easier.
A few weeks ago, Association Health Plan (AHP) bipartisan legislation was reintroduced in the U.S. House of Representatives. HVACR contractor associations are putting their support staunchly behind the bill, saying it's long overdue.
NEMSI is not just another HVACR contractor. Its employees are not just your average workers. Chuck Reagan is not just another company president. Put it all together and you’ve got the “Best Contractor To Work For” in the New England region.
The ongoing debate within ASHRAE and with the hospitality industry over ventilation for smoking zones is proof that when you try to please everyone, you usually don’t please anyone.
In the world of motors and drives at the 2003 AHR Expo, product changes evident at the show included more variable operation, variable mounting, less energy consumption, and a whole lot of interoperability.