Alex Vellekoop - Duynplant - Plants - De Lier - Netherlands - Ultramins


Ultramins



Alex Vellekoop - Duynplant - Plants - De Lier - Netherlands

Alex Vellekoop - Duynplant - Plants - De Lier - Netherlands

We were on time with the installation of the USAF ultrasonic transmitters and even after very hot summer days we hardly have any algae in the pool. (3,000m2) The algae that are present are also all effectively killed. The service from Ultramins was excellent and reliable.