Nexus 220 Koi Fish Pond Filter System up to 18000L Ponds Evolution Aqua K1 Media
Evolution Aqua Pond Filter Nexus 220 Ponds up to 18000L. The Nexus 220 is suitable for ponds up to 18,000 litres (4,000 gallons) while for larger ponds the Nexus 320 can be installed on ponds up to 34,000 litres (7,500 gallons).