FlowStop is a French company specializing in flood protection equipment, including inflatable flood barriers for building openings.
History FlowStop originated from a flood barrier concept developed by Olivier Guillou in 2019. The company was established, two years later, in 2021.
At the end of 2024, FlowStop established a distribution subsidiary in the United States. In 2026, the company announced the opening of a manufacturing facility in New Hampshire (USA).
Activities FlowStop produces removable flood protection devices. Its main product is an inflatable flood barrier used for building openings, including doors, garages, sliding glass doors and technical rooms.
Recognition In May 2023, FlowStop received the Prime Minister's Award at the Concours Lépine.
References