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2-Ply Polyester Air Duct - 3" x 25'
This flexible insulated pipe is designed for any area requiring UL 181 standards for Class 1 air duct. The 2-ply polyester laminated core provides outstanding resistance and durability. The fiberglass reinforced metallized outer jacket is extremely strong and is compliant with Canadian norms. Suitable for use with heating, ventilation and air-conditioning systems. Warranty against manufacturing defects.