- 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
- 12.5’, 25’ and 50’ and custom lengths available
- HUD/FHA standards 515.2.1, Paragraph B
- NFPA standards 90A and 90B
- BOCA, City of Chicago, meets most federal, state and local codes and standards
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