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 ...
PROflex is a flexible duct connector designed to isolate equipment noise and vibration from the ductwork, consisting of a fabric secured to sheet metal on both sides. Typically, the connector is ...
EVR Products provides a comprehensive line of flexible rubber duct connectors designed to absorb vibration, compensate for misalignment, and reduce noise transmission in industrial HVAC and air ...
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