Schlieren, Switzerland
Haelok AG is a leading company based in Zurich, Switzerland, specializing in metal press connection systems for industrial, energy technology, district heating, technical oils, and gases applications. The company offers high-performance fittings in various sizes and designs directly from its own German warehouse, ensuring high availability of standard products. Haelok also provides custom-made fittings as single pieces or in series production through close cooperation with partners. Using modern CNC machining centers, they can produce prototypes or small batches just-in-time. Haelok has developed a specialized product line called THERMO for district heating applications, successfully used by municipal utilities and specialists as a cost-effective alternative to welding. The company holds ISO 9001 certification and numerous application-specific certifications, providing all relevant infor
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