Inspecting Ductwork in Residential Homes

This article talks about the ductwork found in a home and identifies the components along with how the ductwork should be installed. According to NHRAW (North American Heating, Refrigeration & Air-conditioning Wholesalers) the goals for any finished duct system are: The system is reasonably air-tight. The system is noise/vibration free. The system minimizes resistance to […]

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