Lambro 4 inch x 20 foot UL 2158A Clothes Dryer Transition Duct (Foil Flex) – Retail – Item #498-20

The Lambro foil flex 4-inch x 20-foot UL 2158A clothes dryer transition duct is ideal for venting electric or gas clothes dryers to the wall pipe. Installation lengths cannot exceed 8′ as per the UL standards for UL 2158A. Dryer DuctThe Lambro foil flex 4-inch x 20-foot UL 2158A transition duct is ideal for venting an electric or gas clothes dryer to the wall pipe. Installation lengths cannot exceed 8′ as per the UL standards for UL 2158A. The transition duct is for new and replacement clothes dryer installations. The foil flex duct is highly flexible, allowing tight bends for easy installation. When installing the duct, you can cut it to length to allow for stretching for maximum airflow. The duct manufacturing material is aluminum and polyester over a galvanized wire helix frame. Please be sure to check local building codes before installation. Product features and benefits: Retail pack UL 2158A certified and listed duct (Not Marked) Do not exhaust clothes dryer into the chimney, a wall, a ceiling, or a concealed space of a building Installation from clothes dryer exhaust outlet to the wall pipe to the outside Installations lengths of 8′ or less Cut duct to length as needed using wire cutters and a knife or scissor For use with electric or gas clothes dryers Flame-resistant Maximum operating temperature of 257°F No elbows needed – tight bend radius Installation clamps (not included) Product Contains: (1) 4-inch x 20-foot UL 2158A clothes dryer transition duct (foil flex)