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Various
Pond moving bed filter - moving,
£64.99
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Evolution aqua micro filter - evolution,
£12.45
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Evolution aqua micro - k1,
£113.79
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Evolution aqua filter - evolution, media
£42.95
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Pond aquarium bio media - pond, &
£599.99
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Evolution aqua pond filter - evolution,
£43.95
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Evolution aqua filter - aqua, media
£65.99
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Evolution aqua filter bio - aqua, k1
£65.95
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Evolution aqua media - evolution,
£63.95
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Pond filter media various - pond,
£599.99
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Koi pond filter media guard - pond,
£12.99
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Evolution aqua filters bio - aqua,
£16.15
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Evolution aqua media - evolution, k1
£42.95
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Evolution aqua media - aqua, k1
£79.99
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Evolution aqua filter - evolution, k1
£26.70
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Pond filter balls bio - k1, k2
£43.36
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Kockney koi kk1000 filter - kockney,
£8.50
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Evolution aqua k1 filter - evolution,
£65.95
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Oase hel media - oase,
£48.75
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Evolution aqua kaldness - aqua,
£6.99
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Micro filter media - micro,
£69.95
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Litres used kaldnes - kaldnes, koi
£6.99
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Biological filter media 5 - k1,
£21.50
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Kockney koi kk3500 filter - kockney,
£17.95
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Filter media 25ltr - filter,
£89.95
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Finest filters litre bag - bag, k1
£2.35
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Media sacks pond - sacks, koi
£7.99
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Filter media biological - k1,
£8.46
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Pond filter balls bio - k2,
£26.62
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Pond filter balls bio - k3,
£25.99
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Evolution aqua micro moving - aqua,
£118.95
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Moving bed bio filter - k1,
£8.01
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Fl1 finest filters litre bag - fl1,
£16.15
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Evolution aqua media 3 - aqua,
£14.40
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Evolution aqua filter - evolution,
£17.49
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Evolution aqua media 45 - k3,
£44.38
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Evolution aqua filter bio - aqua,
£9.49
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Aqua sure 56mm fine - aqua, mesh
£29.99
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Evolution aqua kaldness - aqua,
£7.99
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Evolution aqua eazypod green - -,
£499.95
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Evolution aqua moving bed - aqua,
£7.99
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Filter media net bag sack - filter, koi
£8.50
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Filter media biological - media,
£6.92
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Oase hel media - media, 25l
£48.75
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Evolution aqua media for - aqua, k1
£19.95
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Evolution aqua micro filter - k1,
£17.75
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Oase hel media 1l koi - 1l,
£13.49
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Micro media evolution aqua - media,
£73.95
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Evolution aqua micro media - aqua, k1
£15.99
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Eazypod easypod media cover - eazypod, k1
£13.49
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Evolution aqua filter bio - aqua,
£69.34
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Evolution aqua micro media - evolution,
£116.54
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Evolution aqua kaldness - evolution, k1
£12.43
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Evolution aqua media - evolution,
£15.99
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Evolution aqua media - k1,
£12.99
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Evolution aqua micro - micro, pond
£113.79
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Evolution aqua media 1 - aqua,
£9.95
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Evolution aqua media - evolution, k1
£68.03
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Evolution aqua plus - k1, +
£75.17
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Evolution aqua micro - aqua,
£118.95
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Evolution aqua eazypod pond - evolution,
£499.95
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Np200 bio pellet - k1, media
£39.95
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Pond filter balls bio - k1, k3
£21.99
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Evolution aqua micro - micro, pond
£118.95
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Evolution aqua micro - aqua, pond
£118.95
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New design moving bed - design,
£46.25
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Aquatics fluidized bio - mt,
£8.90
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Evolution aqua koi filter - aqua,
£51.45
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Evolution aqua surge pond - aqua,
£304.95
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Evolution aqua pond - evolution,
£789.95
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Moving bed pond filter - pond, media
£63.99
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Filter media biological - k1,
£7.07
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Sgoohan bio filter - sgoohan, media
£45.27
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Pond filter balls bio - filter,
£26.99
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Evolution aqua micro - aqua, k1
£38.18
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Evolution aqua micro media - k1,
£102.39
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Pro 600 reactor for - reactor, (2600l).
£119.95
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Evolution aqua eazypod air - evolution,
£649.95
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Evolution aqua filter media - aqua,
£41.74
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Evolution aqua media pond - evolution, k1
£4.99
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Evolution aqua eazypod - aqua, koi
£499.95
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Evolution aqua nexus - evolution,
£465.70
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Np200 bio pellet media - k1,
£74.95
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Evolution aqua nexus - 220, pond
£1395.00
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Evolution aqua eazypod air koi - aqua,
£649.95
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Np350 bio pellet media - bio, pellet/
£69.95
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Pro 1000 reactor for - pro,
£149.95
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Evolution aqua filter media - evolution,
£48.86
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Evolution aqua media - k1, (3l)
£17.95
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Evolution aqua filter - evolution,
£116.15
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Evolution aqua micro filter - evolution, k1
£57.77
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Evolution aqua media - aqua, k1
£191.46
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Nexus 320 koi fish pond - 320,
£1645.00
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Evolution aqua pond filter - pond,
£849.95
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Evolution aqua advanced - k+,
£105.94
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Lightweight eco friendly - eco-friendly, k1
£28.75
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Looking for more k1 filter media?
Search eBay live — fresh results filtered for the best value, updated every hour.
Browse 96 k1 filter media listings currently in our index. Prices range from £2.35 to £1645, with an average of £139.37. Whether you are hunting for a bargain or looking for a top-spec model, the selection below covers all price points — new, used and refurbished. More about k1 filter media →
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Whether you are looking for a brand-new or second-hand k1 filter media, eBay offers one of the largest selections available online. With 96 active listings at the time of this page's last update, you have plenty of choice across different conditions, sellers and price points. The cheapest option currently starts at £2.35, while premium listings can reach £1645 — giving you a wide budget spread to work with. The average price of £139.37 can serve as a useful benchmark: listings below this tend to be used or auction-style, while those above often include extra accessories, warranties, or are sold by professional sellers with high feedback scores. Always check the seller's feedback rating and return policy before committing to a purchase. If you need the item quickly, filter by "Buy It Now" to avoid the uncertainty of auctions. For used items, look closely at the condition description and photos — terms like "good", "very good" and "like new" can mean very different things depending on the seller.