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Used koi filter

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Variflow koi fish pond pump - variflow,

Variflow koi fish pond pump - variflow,

£189.99
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Pressurised koi pond filter - pond, uv

Pressurised koi pond filter - pond, uv

£134.99
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Pressurised koi pond - pressurised,

Pressurised koi pond - pressurised,

£239.99
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Auto cleaning pressurised koi - cleaning,

Auto cleaning pressurised koi - cleaning,

£199.99
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Fish mate powerclenz 10000 - fish,

Fish mate powerclenz 10000 - fish,

£119.99
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Used alfagrog koi - alfagrog,

Used alfagrog koi - alfagrog,

£2.99
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Lotus genie - lotus, filter

Lotus genie - lotus, filter

£219.99
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Oase pontec pondomax - pondomax, 3500

Oase pontec pondomax - pondomax, 3500

£78.45
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Aqua sure anti - sure, pre-filter

Aqua sure anti - sure, pre-filter

£34.99
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Oase pontec multiclear - pontec,

Oase pontec multiclear - pontec,

£159.99
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Biological filter media 5 - k1,

Biological filter media 5 - k1,

£21.50
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Pond koi filter brushes - koi,

Pond koi filter brushes - koi,

£44.39
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Koi pond filter genuine oase - filter,

Koi pond filter genuine oase - filter,

£52.70
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Jebao pressurised pond - pressurised, filter

Jebao pressurised pond - pressurised, filter

£84.99
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Kockney koi pond - koi, vortex

Kockney koi pond - koi, vortex

£104.70
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Koi filter quarantine - koi, filter/quarantine

Koi filter quarantine - koi, filter/quarantine

£73.50
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Evolution aqua varipump 20000 - aqua,

Evolution aqua varipump 20000 - aqua,

£249.95
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Large vortex chambers for - large,

Large vortex chambers for - large,

£156.70
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Popsoap pond filter - pond,

Popsoap pond filter - pond,

£47.11
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Oase aquamax eco premium 000 - premium, 8,000

Oase aquamax eco premium 000 - premium, 8,000

£156.70
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Evolution aqua evo15 - evolution,

Evolution aqua evo15 - evolution,

£29.82
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Double standard nsa house - double,

Double standard nsa house - double,

£19.36
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Oase biokick cws 200ml filter - oase,

Oase biokick cws 200ml filter - oase,

£19.95
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Pond filter with fountain - pond,

Pond filter with fountain - pond,

£19.99
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Pond one mantaray - pond,

Pond one mantaray - pond,

£140.06
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Hozelock aquaforce 8000 - hozelock,

Hozelock aquaforce 8000 - hozelock,

£63.10
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5pcs pond filter brushes - brushes,, koi

5pcs pond filter brushes - brushes,, koi

£35.98
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Pond filter bag - pond,

Pond filter bag - pond,

£24.55
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Pack fish pond filter - pack,

Pack fish pond filter - pack,

£12.80
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56mm valterra slide gate - valterra,

56mm valterra slide gate - valterra,

£16.15
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38mm internal diameter - 38mm,

38mm internal diameter - 38mm,

£12.99
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Efficient pond skimmer for koi - pond,

Efficient pond skimmer for koi - pond,

£19.33
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Fish pond filter brush - brush,, koi

Fish pond filter brush - brush,, koi

£11.80
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Exclusive thick koi pond - 2",

Exclusive thick koi pond - 2",

£75.92
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5pcs fish pond filter brushes - pond,

5pcs fish pond filter brushes - pond,

£11.80
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Philips uvc replacement - philips,

Philips uvc replacement - philips,

£67.95
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Pond filter bag with heavy - bag,

Pond filter bag with heavy - bag,

£27.50
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Pond filter with fountain - filter,

Pond filter with fountain - filter,

£128.35
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Swell pressure filter - swell,

Swell pressure filter - swell,

£172.99
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Pressurised complete pond - pressurised,

Pressurised complete pond - pressurised,

£164.99
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20mm flexible pond - flexible,

20mm flexible pond - flexible,

£14.99
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Matala usa half sheet filter - usa,

Matala usa half sheet filter - usa,

£34.35
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5pcs fish pond - 5pcs,

5pcs fish pond - 5pcs,

£12.43
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Evolution aqua pond - evolution,

Evolution aqua pond - evolution,

£92.20
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Hecaty filter bag water - filter,

Hecaty filter bag water - filter,

£26.66
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Evolution aqua pond - aqua, k1

Evolution aqua pond - aqua, k1

£176.72
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Water control skimmer - water, koi

Water control skimmer - water, koi

£16.38
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Used kockney koi rotafold - kockney,

Used kockney koi rotafold - kockney,

£250.00
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Used evolution aqua nexus 200 - used,

Used evolution aqua nexus 200 - used,

£495.00
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Pond filter with - pond,

Pond filter with - pond,

£134.68
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Blagdon clean pond - pods, pack

Blagdon clean pond - pods, pack

£13.99
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Jebao used npu 13w - npu-13w, uv

Jebao used npu 13w - npu-13w, uv

£36.15
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Pond filter bag with - pond,

Pond filter bag with - pond,

£26.66
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Koi pond pressurized - pressurized, bio

Koi pond pressurized - pressurized, bio

£65.08
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Drum filter screen fit - drum, to

Drum filter screen fit - drum, to

£146.30
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Pond filter bag - filter, with

Pond filter bag - filter, with

£25.99
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Clean water treatment - clean,

Clean water treatment - clean,

£30.91
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Heavy duty pond - duty,

Heavy duty pond - duty,

£22.91
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Hecaty filter bag water - hecaty,

Hecaty filter bag water - hecaty,

£23.65
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Flexible pond hose - flexible,

Flexible pond hose - flexible,

£30.86
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Oase aquamax eco classic 5500 - aquamax,

Oase aquamax eco classic 5500 - aquamax,

£65.00
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Tsurumi self priming - tsurumi,

Tsurumi self priming - tsurumi,

£83.89
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Efficient pond skimmer for koi - for,

Efficient pond skimmer for koi - for,

£21.13
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Pond filter bag with heavy - pond,

Pond filter bag with heavy - pond,

£24.49
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Totalpond waterfall pump - s,

Totalpond waterfall pump - s,

£45.19
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Poposoap rgb pond filter - poposoap,

Poposoap rgb pond filter - poposoap,

£36.16
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Heavy duty pond filter - duty, bag

Heavy duty pond filter - duty, bag

£24.59
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Pressurized biological pond - pressurized,

Pressurized biological pond - pressurized,

£208.36
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Vivogrow 1050 gph - gph, bio

Vivogrow 1050 gph - gph, bio

£33.44
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Totalpond waterfall pump black - waterfall,

Totalpond waterfall pump black - waterfall,

£45.19
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Reliable 800gph pond pump - 800gph,

Reliable 800gph pond pump - 800gph,

£35.79
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Pondmaster pond mag magnetic - pondmaster,

Pondmaster pond mag magnetic - pondmaster,

£81.35
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Aquamiracle all one koi - all-in-one,

Aquamiracle all one koi - all-in-one,

£54.23
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Pressurized pond filter with - pond,

Pressurized pond filter with - pond,

£193.88
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Nexus 300 garden pond - nexus, koi

Nexus 300 garden pond - nexus, koi

£414.70
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Aquadyne professional bead - professional,

Aquadyne professional bead - professional,

£669.70
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Tmc 4946 line koi pond - tmc,

Tmc 4946 line koi pond - tmc,

£52.70
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Aquadyne filter c - filter, used

Aquadyne filter c - filter, used

£575.00
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Koi pond ozone - ozone,

Koi pond ozone - ozone,

£1026.70
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Pond filter with fountain pump - filter,

Pond filter with fountain pump - filter,

£110.38
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Large bio balls - large, 1.25”

Large bio balls - large, 1.25”

£44.29
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Aquagarden universal - aquagarden,

Aquagarden universal - aquagarden,

£27.11
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Genuine momotaro bakki - kg,

Genuine momotaro bakki - kg,

£12.94
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Profidrum eco koi pond - eco,

Profidrum eco koi pond - eco,

£2607.70
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Oase 40347 aquamax eco classic - 40347,

Oase 40347 aquamax eco classic - 40347,

£99.44
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Equipment from decommissioned

Equipment from decommissioned

£516.70
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Aquagarden universal - aquagarden,

Aquagarden universal - aquagarden,

£31.64
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Kockney koi 5000v - koi, pond

Kockney koi 5000v - koi, pond

£297.10
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Kockney koi 20000 pond filter - kockney,

Kockney koi 20000 pond filter - kockney,

£603.40
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Kockney koi 5000v - kockney, filter

Kockney koi 5000v - kockney, filter

£297.10
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Lava rock filter - lava, 9l

Lava rock filter - lava, 9l

£16.15
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Filter tank for - pond, with

Filter tank for - pond, with

£73.50
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Matala power cyclone - matala,

Matala power cyclone - matala,

£763.83
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Pond filter with fountain - with,

Pond filter with fountain - with,

£96.18
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Allpondsolutions pressurised - allpondsolutions,

Allpondsolutions pressurised - allpondsolutions,

£149.99
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Swell pond filter box - swell,

Swell pond filter box - swell,

£141.99
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📊96 listings · from £2.99 · avg £153.19

Browse 96 used koi filter listings currently in our index. Prices range from £2.99 to £2607.7, with an average of £153.19. 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 £153.19 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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