Dealing with natural resources such as water is the key to sustainability and environmental protection.Our claim at WISY is to make rainwater, as a decentralized resource available almost everywhere, economically and ecologically usable. For this reason, you will find specially adapted, high-performance products for private and commercial use in our range.
Your advantage: WISY offers a unique kind of filtration, which deflects the water, automatically removes the dirt and at the same time is low-maintenance. Suitably matched to single-family homes, multi-party properties or large buildings such as factory buildings, hospitals, sports facilities or commercial properties.
To give you a better idea of the diversity of our technology, we provide basic details on each product group below. You can find more information on the product pages - just click on them!
Our aim is to make the use of rainwater with WISY products as simple and efficient as possible. To this end, we are constantly developing filter technologies and methods - and have been doing so since 1989. As a leading manufacturer of qualitatively outstanding rainwater harvesting systems, we are at your side with our know-how in over 40 countries worldwide.
Specially for planners: Whether you are an architect, specialist dealer, installer or planner - with WISY you leave nothing to chance. We will be happy to provide you with the necessary expertise and specialist knowledge to ensure that your next rainwater project is a complete success. As a founding member of the German Association for Rainwater Harvesting (FBR), we offer you exclusive insights into the technology of rainwater harvesting. Talk to us about it at any time!