• BigHVAC.com - Your Local HVAC Directory
  BigHVAC.com (http://www.bighvac.com) is the leading HVAC business search engine and directory network serving all local HVAC business users and advertisers. BigHVAC.com helps business decision makers quickly find what they need to manage and grow their businesses, and enables advertisers to reach these users wherever they are across the country. BigHVAC.com is a place for consumers, contractors and manufactures to locate HVAC services and products. A place for consumers to make an informed purchasing decision. A place for everyone to better understand their HVAC system and what they can do to improve system efficiency. The HVAC Directory offers both free and paid listings under a number of categories. BigHVAC.com will simplify the way the HVAC industry is s
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• Boilers and HVAC Building Automation Systems
  Source: http://knol.google.com/k/julian-arhire/boilers-and-hvac-building-automation/2p0090difr5q/3# With the newest state-of-the-art sensors, direct digital controls and computer driven expert systems, buildings now can be completely automated and remotely controlled. This article will review what such systems and their operators can and cannot do, what new risks can be created for the boilers in such buildings, and how to reduce and control those risks. Benefits of automation Intelligent buildings today use a building automation system (BAS) and other systems to operate HVAC, boilers, chillers, lights, elevators, building access fire protection and other systems to achieve the twin goals of efficiency and comfort. A BAS is defined here as a system of sen
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• Introducing BigHVAC.com – The HVAC Directory
  The BigHVAC.com (http://www.bighvac.com) Directory is the premier resource for finding local professional HVAC contractors online. The website offers the nation’s buyers a source where they can find the HVAC products and services that they need.The website access information from over 35,000 North American companies, and has over 2 million listings included in different categories. The website also serves as an ad network, and is one of leading business to business locations.A search will allow users to find specific HVAC companies or services. The homepage features a list of HVAC categories that users can select from. If you are an HVAC residential, commercial or industrial contractor we invite you to include your profile for free in the HVAC Directory.
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• The Benefits Of An HVAC Audit
  HVAC audits can be quite complex and involve dedicated personnel, or they can be less formal and folded into a preventive maintenance (PM) program. Focusing first on the biggest energy users — chillers, boilers and fan motors — maintenance and engineering managers can develop an audit program that locates substantial savings in energy costs, savings that often will pay for any additional maintenance burden created by conducting the audits.
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