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Koi pond equipment - koi,

Koi pond equipment - koi,

£156.70
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Kockney koi yamitsu small - koi, fish

Kockney koi yamitsu small - koi, fish

£59.95
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Superfish koi pond skimmer - superfish,

Superfish koi pond skimmer - superfish,

£49.99
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Evolution aqua eazypod - evolution,

Evolution aqua eazypod - evolution,

£789.95
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Used alfagrog koi pond - alfagrog,

Used alfagrog koi pond - alfagrog,

£2.99
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Pond koi filter brushes used - pond,

Pond koi filter brushes used - pond,

£44.39
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Oase biopress pond - biopress,

Oase biopress pond - biopress,

£171.33
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Kockney koi pond vortex - koi,

Kockney koi pond vortex - koi,

£104.70
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Lotus genie 48000 filter - genie,

Lotus genie 48000 filter - genie,

£219.99
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Aqua sure anti clog pre - aqua, pre-filter

Aqua sure anti clog pre - aqua, pre-filter

£34.99
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Large vortex chambers - vortex,

Large vortex chambers - vortex,

£156.70
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Biological filter media - k1, 5

Biological filter media - k1, 5

£21.50
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Fish mate powerclenz 10000 puv - 10000,

Fish mate powerclenz 10000 puv - 10000,

£119.99
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Pond filter - pond,

Pond filter - pond,

£263.82
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Koi filter quarantine - koi, filter/quarantine

Koi filter quarantine - koi, filter/quarantine

£73.50
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Popsoap pond filter pump - filter, kit

Popsoap pond filter pump - filter, kit

£44.45
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Oase aquamax eco - oase, premium

Oase aquamax eco - oase, premium

£156.70
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Double standard nsa house - standard,

Double standard nsa house - standard,

£14.01
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5pcs pond filter brushes koi - filter,

5pcs pond filter brushes koi - filter,

£13.33
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Oase biokick cws 200ml - biokick,

Oase biokick cws 200ml - biokick,

£19.95
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20mm flexible pond - 20mm,

20mm flexible pond - 20mm,

£14.99
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Koi pond pressurized - pond,

Koi pond pressurized - pond,

£64.93
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Outdoor pond pump - outdoor, koi

Outdoor pond pump - outdoor, koi

£54.11
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Exclusive thick koi - koi, pond

Exclusive thick koi - koi, pond

£75.75
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Efficient pond skimmer for koi - pond,

Efficient pond skimmer for koi - pond,

£15.76
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Philips uvc replacement - uvc,

Philips uvc replacement - uvc,

£57.19
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Matala usa half - matala,

Matala usa half - matala,

£33.37
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38mm internal diameter - 38mm,

38mm internal diameter - 38mm,

£12.99
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Pond filter bag - filter, heavy

Pond filter bag - filter, heavy

£14.96
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Evolution aqua pond - evolution,

Evolution aqua pond - evolution,

£91.98
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Koi bio media black - bio,

Koi bio media black - bio,

£104.70
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Evolution aqua pond - k1,

Evolution aqua pond - k1,

£176.30
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Pack fish pond filter - pack,

Pack fish pond filter - pack,

£11.80
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5pcs fish pond filter - fish,

5pcs fish pond filter - fish,

£11.45
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Used kockney koi rotafold - used,

Used kockney koi rotafold - used,

£250.00
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Fish pond filter brush - pond, brush,

Fish pond filter brush - pond, brush,

£11.80
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Pond filter bag with - pond,

Pond filter bag with - pond,

£16.36
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For koi pond drain - drain,

For koi pond drain - drain,

£21.76
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Pond filter with - fountain, pump

Pond filter with - fountain, pump

£157.82
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Hecaty filter bag - filter,

Hecaty filter bag - filter,

£15.59
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Drum filter screen fit - drum,

Drum filter screen fit - drum,

£146.30
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Flexible pond hose - flexible, corrugated

Flexible pond hose - flexible, corrugated

£30.86
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Pond filter with - pond, fountain

Pond filter with - pond, fountain

£150.60
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Inch black media bag - 5-inch,

Inch black media bag - 5-inch,

£17.68
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Pondmaster pond mag magnetic - pond-mag,

Pondmaster pond mag magnetic - pond-mag,

£81.16
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Pressurized biological pond - biological,

Pressurized biological pond - biological,

£207.88
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Water control skimmer for - water,

Water control skimmer for - water,

£14.78
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Hecaty filter bag - hecaty, water

Hecaty filter bag - hecaty, water

£15.34
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Clean water treatment - water, for

Clean water treatment - water, for

£30.84
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Pressurized pond filter with - pressurized,

Pressurized pond filter with - pressurized,

£193.43
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Heavy duty pond filter bag - filter,

Heavy duty pond filter bag - filter,

£22.91
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Heavy duty pond - pond, filter

Heavy duty pond - pond, filter

£15.48
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5pcs fish pond filter brushes - pond,

5pcs fish pond filter brushes - pond,

£11.80
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Reliable 800gph pond pump - 800gph,

Reliable 800gph pond pump - 800gph,

£36.89
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Vivogrow 1050 gph bio - bio, pressure

Vivogrow 1050 gph bio - bio, pressure

£33.36
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Pond filter bag with - pond, heavy

Pond filter bag with - pond, heavy

£16.45
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Pond fountain pump kit - pump,

Pond fountain pump kit - pump,

£38.50
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Pond filter with fountain - fountain, pump

Pond filter with fountain - fountain, pump

£96.57
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Tmc 4946 line koi - 4946, pond

Tmc 4946 line koi - 4946, pond

£52.70
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Pond filter bag with heavy - filter,

Pond filter bag with heavy - filter,

£26.66
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Koi 10000v grp - 10000v,

Koi 10000v grp - 10000v,

£771.70
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Pond filter with - pond, fountain

Pond filter with - pond, fountain

£82.98
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Jebao used npu - used, npu-13w

Jebao used npu - used, npu-13w

£36.07
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Aquadyne professional bead - aquadyne,

Aquadyne professional bead - aquadyne,

£669.70
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Poposoap rgb pond - rgb, filter

Poposoap rgb pond - rgb, filter

£27.06
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Nexus 300 garden pond - , koi

Nexus 300 garden pond - , koi

£414.70
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Tsurumi self priming - tsurumi,

Tsurumi self priming - tsurumi,

£73.49
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Totalpond waterfall pump black - pump,

Totalpond waterfall pump black - pump,

£45.08
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All pond solutions - solutions,

All pond solutions - solutions,

£21.50
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Lava rock filter - filter,

Lava rock filter - filter,

£16.15
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Blagdon clean pond - blagdon, pack

Blagdon clean pond - blagdon, pack

£13.68
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Genuine momotaro bakki - 1,

Genuine momotaro bakki - 1,

£12.94
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Profidrum eco koi - eco,

Profidrum eco koi - eco,

£2607.70
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Aquagarden universal - aquagarden,

Aquagarden universal - aquagarden,

£31.56
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Oase 40347 aquamax eco classic - oase,

Oase 40347 aquamax eco classic - oase,

£99.20
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Matala power cyclone - matala,

Matala power cyclone - matala,

£762.05
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Evolution aqua evo15 - evo15, uv

Evolution aqua evo15 - evo15, uv

£29.82
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Pond filter with fountain - filter,

Pond filter with fountain - filter,

£110.12
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Aquadyne filter c - 4.4c, used

Aquadyne filter c - 4.4c, used

£575.00
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Pond one mantaray pumps - one,

Pond one mantaray pumps - one,

£140.06
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Large bio balls for - large,

Large bio balls for - large,

£44.18
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Equipment from decommissioned

Equipment from decommissioned

£516.70
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Totalpond waterfall pump - s,

Totalpond waterfall pump - s,

£45.08
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Vortec koi pond filter system - koi,

Vortec koi pond filter system - koi,

£305.00
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Filter tank for - filter, pond

Filter tank for - filter, pond

£73.50
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Pondmaster pond mag magnetic - pondmaster, pond-mag

Pondmaster pond mag magnetic - pondmaster, pond-mag

£67.64
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Pond filter with - with, fountain

Pond filter with - with, fountain

£112.34
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Koi pond ozone - koi,

Koi pond ozone - koi,

£1026.70
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Kockney koi 5000v - koi,

Kockney koi 5000v - koi,

£286.70
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Oase pond filteclear - pond,

Oase pond filteclear - pond,

£312.70
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Commercial grade heavy pvc - commercial,

Commercial grade heavy pvc - commercial,

£224.71
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Evolution aqua nexus - aqua, 320

Evolution aqua nexus - aqua, 320

£1689.70
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Evolution aqua answer 325 - evolution,

Evolution aqua answer 325 - evolution,

£260.70
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Koi pond large vortex bay - large, 3

Koi pond large vortex bay - large, 3

£465.70
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Aqua seive - aqua,

Aqua seive - aqua,

£312.70
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Evolution aqua eazypod - evolution,

Evolution aqua eazypod - evolution,

£789.95
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📊96 listings · from £2.99 · avg £187.99

Browse 96 used koi filter listings currently in our index. Prices range from £2.99 to £2607.7, with an average of £187.99. 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 used koi filter →

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Everything you need to know about used koi filter

Whether you are looking for a brand-new or second-hand used koi filter, 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 £2.99, while premium listings can reach £2607.7 — giving you a wide budget spread to work with. The average price of £187.99 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.

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