General description Mainly used for 2KW air heaters, this 2X Car Auto Heater Pipe Duct set includes a Y piece, clamps, and warm air outlets designed for effective hot air ducting. It is compatible with Propex heaters and other similar applications. Technical specifications Hot Air Ducting Material: Aluminum Foil Heater Ducting Vent Outlet Material: Plastic Air Ducting Y Pipe Material: Plastic Hose Clip Material: Metal Color: Black Diameter: 75mm (3 inch) Length: 50cm / 19.68 inch Part Numbers: 20.1577.89.06.00, 201577890600, 398551, 398.551, 9009266C, 1320474A Measurement allowed error: +/- 1-3 cm Compatibility and accessories Compatible with Propex heaters and other similar systems Package includes: 4 x Heater Duct, 4 x Vent Outlet, 2 x Air Duct Y Pipe, 8 x Clip Installation The front is removable to allow access to the screw holes for correct installation The front can rotate 360 degrees to direct warm air as needed Usage Effectively divide the flow of warm air from your heater