The Rothenberger propane reducer 4bar is a high-quality soldering device designed for use with propane gas bottles. With a continuous adjustment range from 0.5 to 4 bar, this reducer allows for precise gas pressure adjustment, ensuring optimal performance during soldering. It is compatible with propane gas bottles in sizes of 5 kg, 11 kg, and 33 kg, making it ideal for gas soldering devices with a hose connection of G 3/8''. The reducer is DVGW certified, highlighting its safety and reliability. Weighing only 0.1 kg, it is lightweight and easy to handle, facilitating its use. This propane reducer is therefore an excellent choice for both professional and hobby soldering applications.