QUALITY SINCE 1905 Intelligent ideas, the latest equipment and the know-how of more than 110 years of company history in valve manufacturing let us operate successfully at home and abroad. The heart of our work is here, firstly, the practical improvement even seemingly simple products with clever details and dissolved the other hand, the creation of innovative products in niche areas. We guarantee total customer satisfaction through quality assurance according to DIN EN ISO 9001: 2008.