KEL Environmental Engineering d.o.o. has deep roots in the waste water treatment industry, with several years of experience in solid-liquid separation technology. The company was the pioneer of Dissolved Air Flotation technology and proudly traces its innovative edge to an association with Dr. Milos Krofta, a visionary in the field. With over 40 years of experience and more than 4,000 installations, KEL Environmental Engineering d.o.o. is formed with the help of a team that has a rich history in this industry, experienced engineers, and a technically equipped design team to spread our technology to new parts of the world.