ATK sandfilter are made from glassfiber reinforced polyester with arm collector system, multiport valve on the top or at the side, and for bigger filters (over 1200mm) with a 5 valve battery at the side.

They are equipped with pressure gauge and produced for pressures up to 2.5 bar. Higher pressures are possible on demanding.

The filters are designed for filter velocities from 20 to 50m3/h/m and filterbed hights of 1, 2m (single or multiayer beds).

Other filterbed hights on demanding.