High Quality: Diesel heater exhaust pipe ducting set is made with high quality aluminum foil and ABS materials, which is resistant to high temperatures, corrosion, easy to use and long service life. Y Branch Connector: Warm air can be effectively separated from the parking heater through Y branch connector, can additional outlet for existing systems. Air Vent Outlet Adjustable: Air outlet vent front panel is adjustable and can rotate 360° to transmit warm air to any desired location, convenient for use. Application: Warm air outlet exhaust pipe kits mainly used for Webasto Eberspacher Propex 2kw/5kw/8kw diesel heaters and Chinese diesel heater. Perfectly compatible and will not damage your car. Packing List: 2 x 75mm/3inch duct pipe, 2 x 75mm/3inch air vent outlet, 1 x 75mm/3inch Y branch connector, 4 x hose clamp.