The fiwa)group has been engaged in the sales of valves since 1985, originally as an agent for P+W Ventil- und Regler-Service GmbH. In the year 2000, EMSR-Tech GmbH took over the cooperation agreement with POLNA as P&W was no longer active on the market. In 2002, EMSR-Tech GmbH launched their own brand "PRE-VENT®", which gave them their own valve brand. In 2010, EMSR-Tech GmbH was renamed to PRE-VENT GmbH. In 2005 starts the chinese market entry with an independent office. Since the beginning, the company has been recording continuous development.
The various types of valves are mainly used in the chemical and petrochemical industries and in power plants.
PRE-VENT® products are appreciated by many customers around the world. Our customers benefit from promtness, flexibility, quality and best service.
With PRE-VENT you make the right move!
In-house production of control valves for industrial systems
Multi-award-winning engineering and production quality
Far-reaching complete system solutions through its affiliation with the fiwa)group