• Basic Information About Portable Air Conditioners
  Source: http://www.listfree.org/37579-basic-information-about-portable-air-conditioners.html HVAC technology developments today are giving facility executives options and solutions to their HVAC system requirements that were not available in the past. Equally important, they do not have to sacrifice performance or operating costs to implement these solutions. The growing dependency on air conditioning for building occupants and equipment cooling has given rise to an entire new generation of cooling equipment that is portable. While building air conditioning systems are very dependable, there are times when they simply aren’t available. Failure of central air conditioning or distribution equipment can shut down systems for extended periods of time.
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• What Are The Rooftop HVAC Units?
  When rooftop units were first introduced some 40 years ago, they were considered by system designers and building owners to be a bare bones, low cost, simple solution to low-rise building HVAC needs. Low cost was the primary driving force for both manufacturers and users. But while they were popular with designers and owners, many maintenance managers considered them nightmares: difficult to service, prone to breakdowns, inadequately protected from the elements. Today, everything has changed. Gone is the concept of one size fits all. Buyers have more options, including practically all of the same features found in other types of building HVAC systems, from economizers for energy conservation and prewired interfaces for building automation systems to heat w
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