MAT-KULING is a Norwegian manufacturer of high-quality water treatment equipment and is specialized in Recirculating Aquaculture Systems (RAS) for land-based aquaculture. Our technology covers from equipment design and manufacturing, and supply to training and installation support at your fish farm development or any land-based aquaculture application. Our RAS equipment range covers the latest technology in mechanical and biological filtration as well as disinfection systems such as ozone and UV solutions.