Preserve your pond’s water with an OASE Biosmart Filter with an integrated oxygen enrichment channel to ensure your fish stay happy and healthy. OASE Biosmart pond filters can filter pond water up to a maximum size of 16000, 18000 or 36000 litres without fish. Easily remove debris from the OASE Biosmart pond filter’s sludge drain to prevent harmful waste from harming your pond’s ecosystem. For ponds with smaller water capacities, opting for an OASE Filtral Pond Filter is a great option.
