HDF404 – DryerFlex 4-Ply Flexible Dryer Vent Transition Hose

4-Ply DryerFlex Flexible Dryer Vent Transition Hose. DryerFlex, a safe and effective airflow-efficient dryer transitin duct, combines the ease of use and flexibility of wire bound foil flex hose with semi-rigid aluminum flex.  It simplifies dryer connections and protects against dangerous kinks and bends.  Other ducts bend and kink, restricting the airflow and allowing lint to accumulate in the dryer exhaust system to become a fire hazard.  With DryerFlex, installations are easier and laundry areas are safer.  A UL Listing of UL2158A is required by building code and appliance manufacturers.  DryerFlex is UL2158A Listed.  Kit includes 2 stainless steel DryerClamps.  This product length is 48″ (4′).