This dryer venting kit includes everything you need for a new dryer installation， or to replace an existing dryer transition duct. Kit includes 8 feet of 4 inch Dia semi-rigid duct， 2 clamps and elbow connectors. Elbows come pre-connected to the transition duct， for a quick and easy installation. The smooth walls of the elbow connectors help reduce lint build-up and improve efficiency by ensuring better air flow to the outside exhaust vent. All components are made from aluminum to deliver better heat resistance. Semi rigid duct is rated UL 2158A for dryer venting.
UL listed 2158A for dryer venting
Air tight elbows improve appliance efficiency and reduces drying times with improved airflow
Flexes in any direction for easy installation
Also for bathroom， HVAC systems， general purpose venting
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