Pond Planet stock a selection of OASE Biosmart pond filters which efficiently ensure that large capacity ponds can have clear and healthy water. With pond filters that are suitable for a range of capacity from 16㎥ to 36㎥ the Pond Planet OASE Biosmart range innovatively channels additional oxygen enrichment into the water whilst effectively filtering it. With up to date technology, the OASE Biosmart filters can track water pollutant levels, water temperature and also include an integrated sludge drain to make your pond maintenance experience even more convenient. For smaller pond capacities, check out the rest of our OASE pond filter range.