Type 4 Fabri-Flex Flexible Duct, 25′, Insulated

Buckley’s Type 4 is manufactured to meet the highest quality standards in strength, permeability and fire resistance required in a flexible air duct. This insulated, UL-181 Class 1 Air Duct is designed for application in a low to high pressure HVAC air distribution system. Available in Polyethylene (black) or Metallic (silver) jacket.