Product HighlightsPR-25 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 black polyethylene vapor barrier surrounds the entire duct.
- UL listed and labeled
- Guaranteed out of package lengths
- 10 year limited warranty
- Greenguard Children & Schools Certification Formaldehyde free (see www. jplflex.com for more info)
- 3/8" oversize inner core
- Certified R-Values
California residents: see Proposition 65 Warning
Brand JP Lamborn
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