KWH Tech is a member of the KWH Pipe Group, which manufactures plastic and pre-insulated pipe systems in Europe, North America and Southeast Asia.

In 1997, KWH Pipe had a turnover of USD 190 million. The company has been producing plastic pipes for more than 40 years. Based on its extensive know-how in large bore and lightweight pipe technology, KWH Pipe has developed unique thermoplastic pipes made of PE-HD, PE-MD, PP and PVC.
A specialist in pre-insulated pipes, KWH Tech produces both pre-insulated pipe systems and the manufacturing technology for plastic products.
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Wehotherm® Standard
KWH Tech has manufactured its pre-insulated pipe system for district heating applications since 1976. Wehotherm® Standard is available in sizes from DN 20 to DN 1,200, with a full range of fittings and accessories. Wehotherm® products are manufactured using KWH Tech's own production technology, which meets the latest technical and environmental standards.
KWH Tech has a certified ISO 9001 quality system for the pre-insulated pipe products.

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