The SilverDuct aluminum transition duct is UL 2158A listed for safe use as a clothes dryer transition duct. Its multi-ply aluminum and polyester laminate construction with steel wire helix support provides durable, flexible ducting that maintains airflow while resisting crushing. Suitable for both electric and gas dryers.

• UL 2158A listed for clothes dryer transition ductwork
• Steel wire helix support for crush resistance
• Multi-ply aluminum polyester laminate construction
• Metalized polyester for durability
• Operating temperature range: -20 deg F to +200 deg F
• Compatible with electric and gas dryers
• Size: 4" diameter x 8 Ft