Standard Air Ducts: Black Jacket
 
PR-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 black polyethylene vapor barrier surrounds the entire duct. Available in cartons and poly-bags.

View the PR-25 PDF Data Sheet
 
PR-50 (50 length) flexible duct is constructed with a spring steel wire helix, encapsulated in a 2-ply, air tight inner-core. Fiberglass insulation (Choice of R4.2, R6, R8) encompasses the core and a black polyethylene vapor barrier surrounds the entire duct. Available in a duct dispenser carton or Polybag.

View the PR-50 PDF Data Sheet