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Used koi filter

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Home / / Used koi filter refurbished & used for sale | For Sale UK
Litres used kaldnes koi - k1,

Litres used kaldnes koi - k1,

£5.99
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Variflow koi fish pond pump - variflow,

Variflow koi fish pond pump - variflow,

£189.99
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Tmc 4946 line - 4946, pond

Tmc 4946 line - 4946, pond

£52.70
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Pro clear uv30 - clear, for

Pro clear uv30 - clear, for

£1026.70
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Blagdon inpond one - inpond, 3000

Blagdon inpond one - inpond, 3000

£37.10
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Evolution aqua evo15 15w - evolution,

Evolution aqua evo15 15w - evolution,

£49.99
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Oase pontec multiclear - oase,

Oase pontec multiclear - oase,

£179.99
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Aqua sure anti - anti-clog, pre-filter

Aqua sure anti - anti-clog, pre-filter

£34.99
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Pond koi filter brushes used - brushes,

Pond koi filter brushes used - brushes,

£44.39
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Used alfagrog koi - alfagrog, pond

Used alfagrog koi - alfagrog, pond

£3.99
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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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Large vortex chambers for - large, koi

Large vortex chambers for - large, koi

£156.70
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Pond one mantaray pumps - pond,

Pond one mantaray pumps - pond,

£140.06
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Koi pond filter genuine oase - koi,

Koi pond filter genuine oase - koi,

£52.70
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Evolution aqua evo15 koi - evolution,

Evolution aqua evo15 koi - evolution,

£29.82
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Popsoap pond filter pump - filter,

Popsoap pond filter pump - filter,

£48.50
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Biological filter media 5 - k1,

Biological filter media 5 - k1,

£21.50
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Efficient pond skimmer - efficient, koi

Efficient pond skimmer - efficient, koi

£17.38
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Double standard nsa house - standard,

Double standard nsa house - standard,

£19.36
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Pack fish pond - fish,

Pack fish pond - fish,

£10.37
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Oase aquamax eco - oase, 5500

Oase aquamax eco - oase, 5500

£75.00
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5pcs pond filter brushes koi - 5pcs, brushes,

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

£37.87
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56mm valterra slide gate - valterra,

56mm valterra slide gate - valterra,

£16.15
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Efficient pond skimmer for koi - skimmer,

Efficient pond skimmer for koi - skimmer,

£17.59
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5pcs fish pond filter brushes - filter,

5pcs fish pond filter brushes - filter,

£11.80
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Fish pond filter - fish, koi

Fish pond filter - fish, koi

£11.80
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38mm internal diameter - internal,

38mm internal diameter - internal,

£12.99
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Vivogrow 1050 gph bio pressure - gph,

Vivogrow 1050 gph bio pressure - gph,

£33.44
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Inch black media bag - bag,

Inch black media bag - bag,

£17.68
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Pond filter bag with - pond,

Pond filter bag with - pond,

£27.50
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Blagdon clean pond pods pack - blagdon,

Blagdon clean pond pods pack - blagdon,

£15.99
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Exclusive thick koi - 2", pond

Exclusive thick koi - 2", pond

£108.45
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Tsurumi self priming - tsurumi,

Tsurumi self priming - tsurumi,

£83.89
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Pond filter bag with heavy - pond,

Pond filter bag with heavy - pond,

£24.55
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Used kockney koi rotafold - used,

Used kockney koi rotafold - used,

£250.00
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Used evolution aqua - aqua, nexus

Used evolution aqua - aqua, nexus

£450.00
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Pond filter bag with - bag, heavy

Pond filter bag with - bag, heavy

£26.66
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Evolution aqua pond - aqua, k1

Evolution aqua pond - aqua, k1

£92.19
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Drum filter screen - screen, fit

Drum filter screen - screen, fit

£146.30
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Water control skimmer - water, koi

Water control skimmer - water, koi

£16.38
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Evolution aqua pond - aqua,

Evolution aqua pond - aqua,

£176.70
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Matala usa half sheet - usa,

Matala usa half sheet - usa,

£34.35
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Koi pond pressurized bio - koi,

Koi pond pressurized bio - koi,

£65.08
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Hecaty filter bag water - filter,

Hecaty filter bag water - filter,

£26.66
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Efficient pond skimmer for koi - for,

Efficient pond skimmer for koi - for,

£21.13
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Poposoap rgb pond - poposoap,

Poposoap rgb pond - poposoap,

£27.12
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Pond pump energy - energy, saving

Pond pump energy - energy, saving

£49.99
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20mm flexible pond - x,

20mm flexible pond - x,

£14.99
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Heavy duty pond - duty, bag

Heavy duty pond - duty, bag

£22.91
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Pond filter bag with heavy - pond,

Pond filter bag with heavy - pond,

£27.65
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Pond filter bag with heavy - pond,

Pond filter bag with heavy - pond,

£23.27
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Reliable 800gph pond pump - pond,

Reliable 800gph pond pump - pond,

£39.04
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Clean water treatment for - clean, koi

Clean water treatment for - clean, koi

£32.53
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Heavy duty pond - heavy, bag

Heavy duty pond - heavy, bag

£23.27
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Aquadyne filter c - aquadyne, 4.4c

Aquadyne filter c - aquadyne, 4.4c

£675.00
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Pond filter with - fountain, pump

Pond filter with - fountain, pump

£113.81
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Hecaty filter bag - hecaty,

Hecaty filter bag - hecaty,

£22.00
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Jebao used npu 13w - jebao,

Jebao used npu 13w - jebao,

£36.15
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Flexible pond hose corrugated - flexible,

Flexible pond hose corrugated - flexible,

£31.90
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Aquamiracle all one koi - aquamiracle, all-in-one

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

£54.23
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Genuine momotaro bakki - kg,

Genuine momotaro bakki - kg,

£12.94
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Profidrum eco koi pond - profidrum,

Profidrum eco koi pond - profidrum,

£2607.70
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Matala power cyclone - power,

Matala power cyclone - power,

£763.78
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Lava rock filter media - rock,

Lava rock filter media - rock,

£16.15
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Aquadyne professional bead - aquadyne,

Aquadyne professional bead - aquadyne,

£669.70
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Nexus 300 garden pond - garden, koi

Nexus 300 garden pond - garden, koi

£414.70
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Equipment from decommissioned

Equipment from decommissioned

£516.70
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Pond filter with fountain pump - with,

Pond filter with fountain pump - with,

£110.37
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Filter tank for koi - pond, with

Filter tank for koi - pond, with

£73.50
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Vortec koi pond filter - koi, system

Vortec koi pond filter - koi, system

£305.00
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Alfagrog ceramic koi pond - koi,

Alfagrog ceramic koi pond - koi,

£16.15
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Vortex filter chambers for - filter,

Vortex filter chambers for - filter,

£208.70
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Oase 40347 aquamax - aquamax, eco

Oase 40347 aquamax - aquamax, eco

£99.43
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Pondmaster pond mag - pondmaster, magnetic

Pondmaster pond mag - pondmaster, magnetic

£81.34
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Aquagarden universal - aquagarden,

Aquagarden universal - aquagarden,

£27.11
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Kockney koi four - four, filter

Kockney koi four - four, filter

£156.69
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Pressurized biological pond - biological,

Pressurized biological pond - biological,

£208.35
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Kockney koi 5000v pond filter - pond,

Kockney koi 5000v pond filter - pond,

£297.10
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Kockney koi 10000v pond - kockney,

Kockney koi 10000v pond - kockney,

£501.40
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Aquagarden universal - aquagarden,

Aquagarden universal - aquagarden,

£31.64
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Oase pond filteclear 19000uvc - filteclear,

Oase pond filteclear 19000uvc - filteclear,

£312.70
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Koi pond ozone - koi,

Koi pond ozone - koi,

£1026.70
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All pond solutions - solutions,

All pond solutions - solutions,

£21.50
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Pond filter fountain - filter, kit,

Pond filter fountain - filter, kit,

£43.92
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Flexible rubber boot - flexible,

Flexible rubber boot - flexible,

£16.95
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Koi pond filter system - koi,

Koi pond filter system - koi,

£695.20
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Koi pond large vortex - koi,

Koi pond large vortex - koi,

£465.70
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Pressurized pond filter - pond,

Pressurized pond filter - pond,

£193.87
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Kockney koi yamitsu power - koi,

Kockney koi yamitsu power - koi,

£465.70
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Pond filter with - with, fountain

Pond filter with - with, fountain

£108.19
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Large bio balls - large, 1.25”

Large bio balls - large, 1.25”

£44.28
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Ultra quiet 100w - ultra, pump

Ultra quiet 100w - ultra, pump

£95.80
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Showingo watt bulb - showingo,

Showingo watt bulb - showingo,

£37.96
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Aqua seive - aqua,

Aqua seive - aqua,

£350.00
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Large koi pond filtration - koi,

Large koi pond filtration - koi,

£414.70
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📊96 listings · from £3.99 · avg £175.53

Browse 96 used koi filter listings currently in our index. Prices range from £3.99 to £2607.7, with an average of £175.53. 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 £3.99, while premium listings can reach £2607.7 — giving you a wide budget spread to work with. The average price of £175.53 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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