The Steinel flat welding bitumen nozzle is designed for faster and easier bitumen welding. The hot air can be distributed evenly with the Steinel flat welding nozzle. The welding nozzle is suitable for the following Steinel hot air devices: HG 2420 E, HG 2620 E, HG 2520 E, HG 4000 E and HG 2300 EM and also devices from other manufacturers with connection approx. 30 mm.