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Posted by John Grabowski on January 22, 2008, 7:20 pm
> I wish to add one of those flexible/fabric collars around my main air
> return duct in order to reduce noise and vibration transmission.
> What's the proper term for one of those items? I'm trying to purchase
> the parts to install this, but can't find any supplier on line.
> Perhaps I'm just using the wrong search words.
McMaster-Carr has flexible duct connectors on page 606.
http://www.mcmaster.com
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