Flexible HVAC ductwork was first patented in 1965; however, the underlying technology has been used for more than 150 years in the form of flexible air hoses for connecting train cars, flexible metal ...
In this paper, we investigate the pressure and airflow tolerances of flex ducting as it pertains to air duct cleaning. Flex ducting is a type of ductwork that consists of a flexible inner core covered ...
Steve Nagy, Green Works AC LLC Stuart, FL. Photo courtesy of Steve Nagy Steve Nagy, Green Works AC LLC Stuart, FL. Photo courtesy of Steve Nagy This article is Sponsored Content by Steve Nagy, Green ...
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