MHP-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.
Features and Benefits:
UL listed and labeled
Guaranteed out of package lengths
10 year limited warranty
Greenguard Children & Schools Certification Formaldehyde free (see www.jpflex.com for more info)