Herose provides security around the world for handling of technical gases, vapours and liquids. With more than 135 years of experience in the development, manufacture and sale of valves with a high level of innovation and modern production with certificate of quality management, our company is one of the manufacturers and major suppliers of the world: - Accessories and valves for cryogenic technology - general industrial applications safety valves - fittings and valves for oil-cooled transformers - Herosé DIN-EN standards-based industrial valves and accessories offers its innovative and durable products to more than 80 countries.