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- The Quietflex UV-Inhibited Black Jacket Flex Duct has a UV-Inhibited polyethylene vapor barrier.
- Johns Manville Formaldehyde-free™ fiber glass insulation
- GREENGUARD® Certified insulated products
- Galvanized metal core reinforcing
- Oversized core to fit on collars and register boxes
- Weather-resistant packaging
- Diameter9 inMaterialFiberglassLength25 ftManufacturerQuietflex ManufacturingManufacturer #960CSeries60 SeriesTemperature Rating200 degFTypeUV-InhibitedVapor TransmissionAt or Below 0.05 perms