W & Z Rohrsystem-Technik GmbH is based in Netphen-Deuz and has operated regionally and beyond for more than 30 years. The company's purpose is the development, manufacture and sale of welding constructions and pipe systems; its product range includes pipelines, protective sieves, heat exchangers, silencers, filter housings, tanks, apparatus, plant engineering and industrial valves. The company runs a 3D design department for product engineering and maintains a modern X‑ray bunker for nondestructive testing of welds. The company has been ISO 9001 certified since 1993 and holds various approvals for international markets; main customers are industry and plant engineering.
Entwicklung, die Herstellung und der Vertrieb von Schweißkonstruktionen und Rohrsystemen.
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Source: German Commercial Register (Handelsregister) Siegen Local Court, HRB 3144 (as of 23 September 2026)
Source: German Commercial Register (Handelsregister) Siegen Local Court, HRB 3144 (as of 23 September 2026)
Source: German Commercial Register (Handelsregister) Siegen Local Court, HRB 3144 (as of 23 September 2026)
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Source: German Commercial Register (Handelsregister) Siegen Local Court, HRB 3144 (as of 23 September 2026)
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