Sicce FILTRAPONDThe FILTRAPOND filters range is designed for easy and practical use in ponds. With a 4 stages filtration system incorporated, this range is ideal to achieve and maintain crystal and healthy water in a short time. FILTRAPOND has a large surface area filter pads for an efficient mechanical filtration, special porous material stones in addition to activate biological filtration and UV C clarifier to control algae and keep the water clear. Key Features