Koster Aquatecnic are leading suppliers of waterproofing and wetroom products. Visit our wetroom website for clear free advice on our wetroom systems. EU Approved wetroom tanking, shower tray formers, waste outlets, shower screens, underfloor heating. Wetroom products can be purchased in our online store, or you can contact us for help in planning your project or you information on a suitable wetroom contractor installing Aquatecnic wetroom systems in your area. Koster Aquatecnic have been established for over 12 years and have a massive experiance in all forms of waterproofing for the construction industry. We are part of the international Koster Group and as well as wetroom products we offer a wide range of waterproofing products for basements, crack repair, concrete repair, terraces, balconies and many other specialist areas. So whatever your waterproofing requirement please feel free to contact us or have a look at our main website