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Used koi filter

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Litres used kaldnes koi - 2,

Litres used kaldnes koi - 2,

£5.99
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Pressurised koi pond filter - pond,

Pressurised koi pond filter - pond,

£349.99
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Pressurised koi pond filter - pressurised, uv

Pressurised koi pond filter - pressurised, uv

£199.99
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Auto cleaning pressurised - cleaning, koi

Auto cleaning pressurised - cleaning, koi

£249.99
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Variflow koi fish - variflow, pond

Variflow koi fish - variflow, pond

£189.99
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Blagdon inpond one - blagdon, 3000

Blagdon inpond one - blagdon, 3000

£37.10
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Used alfagrog koi - used,

Used alfagrog koi - used,

£2.99
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Koi pond filter genuine oase - pond,

Koi pond filter genuine oase - pond,

£52.70
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Oase pontec multiclear - oase, 15000

Oase pontec multiclear - oase, 15000

£179.99
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Aqua sure anti clog pre - aqua,

Aqua sure anti clog pre - aqua,

£34.99
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Oase pontec pondomax - @,

Oase pontec pondomax - @,

£78.45
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Koi filter quarantine - koi, filter/quarantine

Koi filter quarantine - koi, filter/quarantine

£73.50
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Lotus genie 48000 filter - genie,

Lotus genie 48000 filter - genie,

£249.99
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Pressurised complete pond - pressurised,

Pressurised complete pond - pressurised,

£164.99
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Pond koi filter brushes used - pond,

Pond koi filter brushes used - pond,

£44.39
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Oase aquamax eco - premium, 8,000

Oase aquamax eco - premium, 8,000

£156.70
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Large vortex chambers - chambers, koi

Large vortex chambers - chambers, koi

£156.70
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Evolution aqua evo15 - evolution, uv

Evolution aqua evo15 - evolution, uv

£29.82
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Popsoap pond filter pump kit - popsoap,

Popsoap pond filter pump kit - popsoap,

£47.80
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Biological filter media 5 - k1,

Biological filter media 5 - k1,

£21.50
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Pond one mantaray pumps - mantaray,

Pond one mantaray pumps - mantaray,

£140.06
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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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Efficient pond skimmer for koi - efficient,

Efficient pond skimmer for koi - efficient,

£15.61
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5pcs pond filter - 5pcs,

5pcs pond filter - 5pcs,

£37.87
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Oase aquamax eco classic - aquamax,

Oase aquamax eco classic - aquamax,

£75.00
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Pack fish pond filter - pack, of

Pack fish pond filter - pack, of

£10.37
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Pond filter bag with heavy - with,

Pond filter bag with heavy - with,

£24.55
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38mm internal diameter - 38mm,

38mm internal diameter - 38mm,

£12.99
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Efficient pond skimmer for - skimmer,

Efficient pond skimmer for - skimmer,

£17.59
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56mm valterra slide - slide, gate

56mm valterra slide - slide, gate

£16.15
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Fish pond filter brush - pond, koi

Fish pond filter brush - pond, koi

£11.80
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Pond filter bag with - pond,

Pond filter bag with - pond,

£27.50
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Exclusive thick koi - 2",

Exclusive thick koi - 2",

£108.80
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5pcs fish pond - 5pcs,

5pcs fish pond - 5pcs,

£11.80
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Vivogrow 1050 gph - vivogrow, pressure

Vivogrow 1050 gph - vivogrow, pressure

£33.54
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Water control skimmer - water, koi

Water control skimmer - water, koi

£16.38
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Pond pump energy saving - pond, for

Pond pump energy saving - pond, for

£49.99
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Swell pond filter - filter, box

Swell pond filter - filter, box

£252.99
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Swell pressure filter - uk,

Swell pressure filter - uk,

£153.99
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Matala usa half sheet - usa, filter

Matala usa half sheet - usa, filter

£34.46
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Evolution aqua pond - k1,

Evolution aqua pond - k1,

£92.48
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Blagdon clean pond pods - pond, pack

Blagdon clean pond pods - pond, pack

£15.99
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Used evolution aqua nexus 200 - evolution,

Used evolution aqua nexus 200 - evolution,

£450.00
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Used kockney koi - used,

Used kockney koi - used,

£250.00
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Evolution aqua pond - k1,

Evolution aqua pond - k1,

£177.26
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Hecaty filter bag water - hecaty,

Hecaty filter bag water - hecaty,

£26.66
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Pond filter with - filter, fountain

Pond filter with - filter, fountain

£152.33
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Drum filter screen - screen, to

Drum filter screen - screen, to

£146.30
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Pond filter bag - pond, heavy

Pond filter bag - pond, heavy

£26.66
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Jebao used npu 13w - npu-13w, uv

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

£36.26
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20mm flexible pond - 9.2m, x

20mm flexible pond - 9.2m, x

£14.99
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Koi pond pressurized - koi,

Koi pond pressurized - koi,

£65.29
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Pond filter bag with heavy - pond,

Pond filter bag with heavy - pond,

£25.99
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Efficient pond skimmer - pond,

Efficient pond skimmer - pond,

£21.13
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Heavy duty pond filter - duty,

Heavy duty pond filter - duty,

£22.91
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Poposoap rgb pond - poposoap, filter

Poposoap rgb pond - poposoap, filter

£25.39
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Heavy duty pond - heavy,

Heavy duty pond - heavy,

£15.48
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Clean water treatment for koi - water,

Clean water treatment for koi - water,

£29.37
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Hecaty filter bag water - filter,

Hecaty filter bag water - filter,

£23.65
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Pond filter bag with - filter,

Pond filter bag with - filter,

£24.49
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Reliable 800gph pond pump - reliable,

Reliable 800gph pond pump - reliable,

£39.16
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Aquadyne filter c used - 4.4c,

Aquadyne filter c used - 4.4c,

£675.00
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Pond filter with - pond, fountain

Pond filter with - pond, fountain

£101.61
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Tsurumi self priming - self,

Tsurumi self priming - self,

£83.89
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Aquamiracle all one koi - aquamiracle, all-in-one

Aquamiracle all one koi - aquamiracle, all-in-one

£54.40
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Tmc 4946 line koi - 4946,

Tmc 4946 line koi - 4946,

£52.70
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Genuine momotaro bakki - kg,

Genuine momotaro bakki - kg,

£12.94
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Profidrum eco koi pond - 65/40,

Profidrum eco koi pond - 65/40,

£2607.70
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Pressurized biological pond - pressurized,

Pressurized biological pond - pressurized,

£209.01
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Large bio balls - large,

Large bio balls - large,

£44.42
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Lava rock filter media - rock, 9l

Lava rock filter media - rock, 9l

£16.15
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Pond filter with fountain pump - filter,

Pond filter with fountain pump - filter,

£110.72
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Pondmaster pond mag - pondmaster, pond-mag

Pondmaster pond mag - pondmaster, pond-mag

£81.60
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Pond filter with - pond,

Pond filter with - pond,

£97.10
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Nexus 300 garden pond koi - nexus,

Nexus 300 garden pond koi - nexus,

£414.70
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Vortex filter chambers for - 4,

Vortex filter chambers for - 4,

£208.70
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Aquagarden universal - aquagarden,

Aquagarden universal - aquagarden,

£31.74
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Aquadyne professional bead - aquadyne,

Aquadyne professional bead - aquadyne,

£669.70
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Equipment from decommissioned

Equipment from decommissioned

£516.70
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Filter tank for koi - filter, with

Filter tank for koi - filter, with

£73.50
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Pressurized pond filter - pond,

Pressurized pond filter - pond,

£194.48
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Pond filter with fountain pump - filter,

Pond filter with fountain pump - filter,

£112.95
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Vortec koi pond filter system - pond,

Vortec koi pond filter system - pond,

£305.00
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Flexible pond hose corrugated - pond,

Flexible pond hose corrugated - pond,

£31.90
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Oase 40347 aquamax eco - 40347,

Oase 40347 aquamax eco - 40347,

£99.74
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Pond filter fountain kit with - filter, kit,

Pond filter fountain kit with - filter, kit,

£44.06
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Kockney koi 5000 multi - , bay

Kockney koi 5000 multi - , bay

£75.00
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Pro clear uv30 pond - pond, for

Pro clear uv30 pond - pond, for

£1026.70
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Aquagarden universal - aquagarden,

Aquagarden universal - aquagarden,

£27.20
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Kockney koi 5000v pond - pond, filter

Kockney koi 5000v pond - pond, filter

£297.10
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Matala power cyclone - matala,

Matala power cyclone - matala,

£766.20
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Oase pond filteclear 19000uvc - pond,

Oase pond filteclear 19000uvc - pond,

£312.70
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Flexible rubber boot - rubber,

Flexible rubber boot - rubber,

£16.95
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Allpondsolutions pressurised - allpondsolutions,

Allpondsolutions pressurised - allpondsolutions,

£149.99
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Jebao pressurised pond - jebao,

Jebao pressurised pond - jebao,

£84.99
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📊96 listings · from £2.99 · avg £153.2

Browse 96 used koi filter listings currently in our index. Prices range from £2.99 to £2607.7, with an average of £153.2. 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 £153.2 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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