Biological Sponge Filter with Media Chamber Double

Multi-function Aquarium Biological Sponge Filtration Media Chamber SystemAir driven filter meaning lower power consumption.Suction cups to stick to side of tank. Connect using 4mm airline tubing to the air pump.Patented design and appearance.Environmentally friendly and biodegradable filtration sponge.Can be used with different filtration material to enhance water quality.Ceramic pearls filtration media included will help to remove harmful substance which will increase oxygen level in the tank.Filtration is suitable for Discus, dwarf shrimp, planted tanks and all small size tropical fishes.Instructions:Before use, soak the Bio-foam in aquarium water for 5 mins.During maintenance, always rinse the Bio-foam with aquarium water only.No tap water or hot water should be used at all.When re-using the Bio-foam, do squeeze the foam in the water to remove all trapped air bubbles.This will keep the filter stay submerged.Suggest replacing the Bio-foam every 6 months,to ensure the filtering effect as well as the growth of the nitrifying bacteria.Suitable forColdwaterTropicalMarineSize: L: 10.9cm x W: 4.8cm x H: 19.4cm