Imperméamur is a moisture-treatment company based in Anzin, serving Valenciennes and communities across northern France. With more than 30 years of experience, the company helps homeowners identify and address damp problems that can damage buildings and affect indoor comfort. Its services include treating rising damp by injecting resin into walls, diagnosing and repairing water infiltration, waterproofing façades, and installing protective tanking in cellars and basements.

The team also treats mould and offers drainage solutions. Imperméamur begins with a free, no-obligation home diagnosis, with a technician visit offered within 48 hours, followed by a tailored, itemised estimate. Its process includes professional assessment, installation using specialist products and methods, and a final effectiveness check with maintenance advice.

The company states that its work is covered by a ten-year guarantee and that it has completed more than 500 projects in the Nord. It serves locations including Valenciennes, Denain, Saint-Amand-les-Eaux, Douai and Cambrai, generally within a 50-kilometre radius