Keep your Evolution Aqua Nexus 300/320 in great condition with the addition of the Matching Lid. These heavy duty lids are designed to sit perfectly on top of the excellent filter units, each lid weighs an impressive 3kg, so is more than capable of withstanding the elements. Sunlight won't damage or warp the lid either, thanks to the durable UV resistant material. Prevents algae growth or leaves getting into the filter.
Evolution Aqua's range of Nexus Filters deliver a highly professional performance that is ideal for Koi ponds. The new and advanced filtration units 220 and 320 feature an improved Stainless Steel filter cage that removes more solid waste particles than before. Used in conjunction with mechanical and biological filter media, the Nexus ensures that the water in your pond is beautifully clean.