AF-800 RIGIFLEX 5 layer alu foil Clothes Dryer transition Semi Rigid Duct – UL2158A listed Size (diameter) 102mm (4") Length 2.45 m (8 ft) Product total Options total Grand total AF-800 quantity Add To Quote Product Specification Construction Multiple layers of pure Aluminum tape formed into a flexible semi rigid duct with a maximum wire pitch (coil spacing) of 25mm (1 inch) using a premium heat cured fire retardant adhesive. Minimum material thickness between the wire coil is 125 micron Components Plain Aluminum, Fire retardant adhesive, Hot galvanized zinc coated bead wire -1mm diameter, UL approved fire retardant water based adhesive. Technical Data Product Type:Dryer Ducts Material:Aluminum Class:UL2158A Working Temperature:-30°C to +250°C Maximum Pressure:3000 PA Maximum Air Velocity:30 m/s Additional Information Resists tearing and puncturing Your Request for Quote will be confirmed by email. We will contact you shortly to provide you with a final quotation. An order will be placed only upon your final confirmation of delivery dates, final prices, taxes, shipment cost, other charges and/or delivery terms.