Rumored Buzz on flexible duct
What I've observed may be the insulated flex is listed as duct, as well as foil uninsulated flex is shown being an air connector (if listed at all). In both circumstance, the product should be Ul 181 authorised in order to be made use of.Francis Winery mentioned: I was thinking additional alongside the lines of romex and 1/8th inch wide wire ties.M