插入式套筒  制造商、经销商、供应商

Düker GmbH & Co. KGaA is a medium-sized company with a tradition of a smeltery and hammer mill. Today there are four divisions: fittings and valves, drainage technology, glasslining technology and jobbing foundry.
With cast iron products, Düker is one of the leading manufacturers of valves and pressure fittings for the drinking water and gas supply as well as of pipes and fittings for the drainage systems.
Furthermore the development and production of acid-proof enamelled components and pipes for the plant engineering of the chemical and pharmaceutical industry belongs to the core competence of Düker.
In the Lower Franconian locations Karlstadt and Laufach there are around
650 employees with an apprenticeship rate of approximately 8%. So Düker is one of the biggest German iron foundries.

Online Fachhandel für den Vertrieb von Elektromaterial, Verteiler- und Zählerschränken, Schalterprogrammen, Beleuchtung zu Großhandelspreisen

自1923年Josef Jansen创立以来，我们已经从一家小型装甲管厂发展成为钢铁和塑料系统的领先供应商。我们历史的特点是创新精神、持续增长和在Oberriet地区的强大根基。作为第三代家族企业，我们非常重视长期合作伙伴关系、社会责任和员工的发展。

1.窗户、门和外墙用钢系统
我们开发和生产用于窗户、门、外墙以及折叠和滑动系统的高质量钢型材系统。我们的产品具有高稳定性、耐用性和美观的设计，符合最高的安全要求。

2.适用于广泛应用的PVC-U解决方案
我们的塑料系统为各种行业提供定制解决方案：

型材挤出：用于各种行业的单独制造的塑料型材。

水管理：排水系统、沙井系统、双壁系统和雨水管理解决方案，其质量和耐用性令人印象深刻。

建筑服务：确保建筑服务效率和可靠性的供暖、管道和空调系统。

地热能：地热探头、收集器系统和分配系统，用于从地球产生可持续能源。