VULKAN Home Language Global Request Division Applications Products Downloads Videos Contact Applications OEM / Production Refrigeration and Air Conditioning Refrigeration Appliances Benefits and Areas of Application Functional Principle Assembly Products Vehicle Air Conditioning Benefits and Areas of Application The patented LOKRING® tube conncection system provides an innovative system of solder-free tube connections for every repair situation in refrigeration appliances. LOKRING tube connections can be made without a great deal of force being necessary, using simple hand assembly tools. LOKRING ensures an absolutely clean, permanent and purely mechanical tube connection with long-term hermetic gas-tightness. This is confirmed by the special TÜV test and approval. All this makes LOKRING tube connections one of the most economical and reliable methods of connecting refrigerant tubes. THE BENEFITS Also suitable for flammable refrigerants Customer-friendly onsite service Absolutely clean, efficient and reliable Repair work during business hours and public access Repair work in situations where there is a fire hazard Light hand assembly tool without energy exertion No solder-related quality problems AREAS OF APPLICATION Household refrigeration appliances (refrigerators, freezers, wine coolers) Ready-to-use refrigeration equipment (refrigeration cabinets, bars, lockers, chillers) Refrigeration equipment for catering (sales counter refrigerators, flow-through coolers, portable cooling systems) ONE SYSTEM ENDLESS POSSIBILITIES Straight Connections Straight Reducing Connections Capillary Connections Elbows T-connections Connections with schrader valve Stoppers WITH LOKRING YOU CAN Replace a compressor Replace a dryer Replace a charging tube Repair leaky tubes DIVISION About us Competences References VULKAN Group Worldwide News APPLICATIONS OEM / Production Refrigeration and Air Conditioning Refrigeration Appliances Vehicle Air Conditioning PRODUCTS OEM / Production Refrigeration and Air Conditioning Refrigeration Appliances Vehicle Air Conditioning DOWNLOADS Catalogues Brochures Assembly Instructions Certificates Technical Documentation and Submittal VIDEOS OEM / Production Refrigeration and Air Conditioning Refrigeration Appliances Vehicle Air Conditioning CONTACT Contact Youtube LinkedIn VULKAN.COM Global Website © Hackforth Holding GmbH & Co. KG 2018 Data ProtectionImprintGeneral Trading Conditions