Oase AquaSkim Gravity improves water quality and viewing depth through direct suction removal of pollutants on the surface. Powerful suction cleaning of pond surfaces up to 40 m2. The base comes with large surface receptacle shell for rocks as ballast. Easy maintenance with easily accessible coarse debris basket. Debris basket can also be taken out from a distance via grip hooks. Comes with high quality DN 160 / 110 adapter for easy integration in DN 110 line systems. Ideal combination with AquaMax Eco Premium filter and watercourse pumps.