The Rolock Standard Expander Head from Rothenberger is a high-quality accessory for sanitary installations, specifically designed for the expansion of pipes made from copper, stainless steel, and aluminum. With a diameter of 35 mm, this expander head allows for the creation of pipe connections without the use of fittings. The construction with hardened segments ensures high load capacity and durability, making it a reliable tool for professionals in the HVAC and refrigeration sectors. The bayonet lock enables quick and easy changes of the expander head, while the forced guidance ensures perfect centering and an even capillary gap. Compliance with DVGW regulations regarding socket depth guarantees a safe and standard-compliant application. Using this expander head can reduce labor time, solder material, and energy costs by up to 50% compared to traditional fitting connections.

• High-quality hardened segments for increased durability
• Savings of up to 50% on labor and material costs
• Forced guidance for perfect centering and even capillary gap
• Bayonet lock for quick change of the expander head
• Complies with DVGW regulations for socket depth.