DetailsMHP-25 (25' length) flexible duct is constructed with a spring steel wire helix, encapsulated in a 2-ply, air tight inner-core.
- Fiberglass (Choice of R4.2, R6, R8) insulation encompasses the core and a unique metalized, reinforced vapor barrier surrounds the entire duct.
- Available in cartons and poly-bags
- UL listed and labeled
- Guaranteed out of package lengths
- 10 year limited warranty
- Greenguard Certification
- Formaldehyde free
- 3/8" oversize inner core
- Certified R-Values
California residents: see Proposition 65 Warning