OASE BioSmart 7000 Flow-Through Pond Filter is a OASE-branded product in the ownkoi catalog. Larger flow-through filter from the OASE BioSmart line. Manufacturer documentation rates the unit for ponds up to 1,850 gallons without fish stock. Specifications and pricing reflect the manufacturer-published or retailer-published data at the most recent catalog refresh. Verify the live listing on the source retailer page before purchase.
