{"title":"Multi-bay Filters","description":"\u003cp\u003eAchieve reliable mechanical waste extraction and high-capacity biological purification with our range of traditional multi bay pond filters and sequential chamber filtration systems. Widely celebrated by experienced koi keepers for their stability and buffering capacity, multi-bay filters provide an accessible, time-tested approach to water care, processing large volumes of water through dedicated, customisable stages.\u003c\/p\u003e\n\u003cp\u003eOur collection features robust multi-chamber systems engineered for both pump-fed and gravity-fed pond layouts, available with or without integrated vortex settlement chambers. Water travels sequentially through initial mechanical bays fitted with heavy-duty filter brushes and stainless steel grates to drop out coarse solids, followed by biological chambers packed with premium Japanese matting, ceramic biological media, and aerated cartridges that cultivate dense colonies of nitrifying bacteria. Each bay includes dedicated waste valves for fast, mess-free sludge purging during routine maintenance. Explore our full multi bay filters collection to find dependable, builder-approved chamber filtration engineered for stable water parameters and crystal-clear pond health.\u003c\/p\u003e","products":[{"product_id":"k-koi-4000-grp-filter-pump-fed","title":"K-Koi 4000 GRP Filter (Pump Fed)","description":"\u003cp\u003eThe KF4000 is a high quality, free-standing, fibreglass, four bay, filter designed to improve your fish's environment. Its \"state-of-the art\" multi chamber ensures maximum filtration with the minimum of maintenance. The unit is suitable for ponds of up to 4000 litres and a maximum flow rate of 3000 litres ph. However, with lighter stocking densities the KF4000 will comfortably cope with larger volumes. 1.5\" inlet \u0026amp; 2\" Outlet. Complete with multi spray bar, filter brushes, Japanese matting and flocor. 4000 Litre (4 Bay) 36‚‚½ x 17‚‚½ x 19‚‚½ Deep Maximum flow rate 3,000 litre per hour Inlet size 1.5‚‚½ - Outlet 2‚‚½ solvent Available pump fed with spray bar complete with or without media Two drainage points - (Accepts 1.5\" solvent weld pipe for remote drainage) Media: flocor, matting cartridge, brushes, filter wadding and free hosetail\u003c\/p\u003e","brand":"Kockney Koi","offers":[{"title":"Default Title","offer_id":57232536174969,"sku":"FS117","price":392.34,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0994\/0955\/9929\/files\/1011resized111_4ab69759-57d5-48b4-ade7-b6f33fb5b462.jpg?v=1778254084"}],"url":"https:\/\/koikare.com\/collections\/multi-bay-filters.oembed","provider":"Koicare","version":"1.0","type":"link"}