Insulate your new or existing 6 in. duct pipe with this Master Flow 6 in. Dia Fiberglass Insulation Ductwork Sleeve. Enjoy consistent air temperature and reduced system condensation and noise. On new pipe installation – simply slide the sleeve over the 6 in. duct pipe as it is being installed. For existing duct pipe up to 6 in. in diameter – cut the jacket length wise (insulation is pre-cut) and wrap around the pipe.
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- Insulates pipes up to 6 in. in diameter and up to 5 ft. in length
- R-6 value for effective insulation of your duct system
- Reduces mold-causing condensation and absorbs draft and duct system noise















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