It's not often you hear contractors gush over a training class. Over the last two years, though, people have been talking about the service classes available through International Service Leadership (ISL).
There were many different chillers and air handlers on display at the International Air-Conditioning, Heating, Refrigerating Exposition. From specialized chillers designed for the medical field to heavy-duty air handlers, a wide variety of equipment was featured.
Commercial boiler manufacturers displaying their wares at the 2004 International Air-Conditioning, Heating, Refrigerating Exposition had two basic themes: Offering products that are highly efficient with low nitrogen oxide (NOx) emissions.
You might be wondering, "What could possibly be new in the area of grilles, registers, and diffusers?" If you attended the 2004 International Air-Conditioning, Heating, Refrigerating Exposition, you wouldn't need to ask, as numerous manufacturers spotlighted new technologies and upgraded products.
The 2004 International Air-Conditioning, Heating, Refrigerating Exposition offered a number of innovations to save energy. A new geothermal system was rolled out, and other technologies, such as energy recovery ventilators (ERVs), were also displayed.
There are many different types of units that can cool a commercial space: Rooftop units, package terminal air conditioners, evaporative coolers, wall-mount units, etc. The 2004 AHR Expo displayed just about every kind of commercial cooling equipment known to man.
Portable cooling is most often thought of in terms of an emergency. But it can be useful for long-term special applications that don't require permanent cooling. It may also be needed when a facility schedules maintenance that requires shutting down cooling systems.
As a building owner, being prepared means having a contingency plan ready to implement in case things go wrong. For critical applications, it could be hazardous to be without part or all of the HVAC system.