The Rothenberger Expander Head ROLOCK is a high-quality accessory for soldering devices, specifically designed for the production of standard-compliant precision couplings with a diameter of 1/2". This product meets the requirements of DVGW as well as the regulations of Gas de France, making it a reliable choice for professionals in plumbing, heating, and refrigeration/air conditioning technology. The expander head allows for efficient and precise expansion of copper, stainless steel, and aluminum pipes. The forced guidance ensures perfect centering and a uniform capillary gap, which enhances the quality of solder joints. Additionally, the expander head offers significant savings in labor time, solder material, solder joints, and energy compared to traditional fitting connections. The specially hardened segments provide high load capacity and durability, making the expander head a valuable tool for professional applications.

• Savings of up to 50% in labor time and material costs
• Forced guidance for perfect centering and uniform capillary gap
• Durable and long-lasting due to specially hardened segments
• Suitable for copper, stainless steel, and aluminum pipes.