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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 - kaldnes, koi

Litres used kaldnes - kaldnes, koi

£5.99
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Variflow koi fish pond pump - koi,

Variflow koi fish pond pump - koi,

£189.99
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Tmc 4946 line koi - in,

Tmc 4946 line koi - in,

£52.70
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Pro clear uv30 pond - pond, for

Pro clear uv30 pond - pond, for

£1026.70
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Blagdon inpond one 3000 - blagdon,

Blagdon inpond one 3000 - blagdon,

£37.10
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Evolution aqua evo15 15w - evo15,

Evolution aqua evo15 15w - evo15,

£49.99
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Oase pontec multiclear 15000 - pontec,

Oase pontec multiclear 15000 - pontec,

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

Aqua sure anti clog pre - sure, pre-filter

£34.99
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Pond koi filter brushes used - koi,

Pond koi filter brushes used - koi,

£44.39
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Used alfagrog koi - used,

Used alfagrog koi - used,

£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 - lotus,

Lotus genie 48000 - lotus,

£249.99
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Large vortex chambers for - vortex,

Large vortex chambers for - vortex,

£156.70
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Pond one mantaray - pond, pumps

Pond one mantaray - pond, pumps

£140.06
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Koi pond filter - genuine, oase

Koi pond filter - genuine, oase

£52.70
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Evolution aqua evo15 koi - evo15, uv

Evolution aqua evo15 koi - evo15, uv

£29.82
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Popsoap pond filter pump - popsoap,

Popsoap pond filter pump - popsoap,

£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,

Efficient pond skimmer - efficient,

£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 filter - 5,

Pack fish pond filter - 5,

£10.37
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Oase aquamax eco classic - oase,

Oase aquamax eco classic - oase,

£75.00
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5pcs pond filter - filter, brushes,

5pcs pond filter - filter, brushes,

£37.87
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56mm valterra slide gate - 2"/56mm,

56mm valterra slide gate - 2"/56mm,

£16.15
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Efficient pond skimmer - pond, koi

Efficient pond skimmer - pond, koi

£17.59
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5pcs fish pond filter - fish,

5pcs fish pond filter - fish,

£11.80
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Fish pond filter brush koi - fish, brush,

Fish pond filter brush koi - fish, brush,

£11.80
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38mm internal diameter - 38mm,

38mm internal diameter - 38mm,

£12.99
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Vivogrow 1050 gph - 1050, bio

Vivogrow 1050 gph - 1050, bio

£33.44
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Inch black media - bag,

Inch black media - 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 - pods, 6

Blagdon clean pond pods - pods, 6

£15.99
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Exclusive thick koi pond - koi,

Exclusive thick koi pond - koi,

£108.45
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Tsurumi self priming - fl-43,

Tsurumi self priming - fl-43,

£83.89
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Pond filter bag - bag, heavy

Pond filter bag - bag, heavy

£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, heavy

Pond filter bag - with, heavy

£26.66
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Evolution aqua pond - aqua,

Evolution aqua pond - aqua,

£92.19
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Drum filter screen fit - drum,

Drum filter screen fit - drum,

£146.30
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Water control skimmer for - control, koi

Water control skimmer for - control, 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 filter - usa,

Matala usa half sheet filter - usa,

£34.35
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Koi pond pressurized bio - pond,

Koi pond pressurized bio - pond,

£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 - pond,

Efficient pond skimmer for koi - pond,

£21.13
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Poposoap rgb pond filter - poposoap,

Poposoap rgb pond filter - poposoap,

£27.12
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Pond pump energy saving for - pond,

Pond pump energy saving for - pond,

£49.99
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20mm flexible pond - x,

20mm flexible pond - x,

£14.99
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Heavy duty pond filter bag - pond,

Heavy duty pond filter bag - pond,

£22.91
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Pond filter bag with - pond,

Pond filter bag with - pond,

£27.65
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Pond filter bag - bag, heavy

Pond filter bag - bag, heavy

£23.27
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Reliable 800gph pond - reliable,

Reliable 800gph pond - reliable,

£39.04
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Clean water treatment for koi - water,

Clean water treatment for koi - water,

£32.53
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Heavy duty pond filter - heavy, bag

Heavy duty pond filter - heavy, bag

£23.27
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Aquadyne filter c - aquadyne,

Aquadyne filter c - aquadyne,

£675.00
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Pond filter with fountain pump - pond,

Pond filter with fountain pump - pond,

£113.81
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Hecaty filter bag - filter,

Hecaty filter bag - filter,

£22.00
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Jebao used npu 13w - npu-13w, uv

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

£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 - all-in-one,

Aquamiracle all one koi - all-in-one,

£54.23
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Genuine momotaro bakki - 1,

Genuine momotaro bakki - 1,

£12.94
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Profidrum eco koi - koi, pond

Profidrum eco koi - koi, pond

£2607.70
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Matala power cyclone - matala,

Matala power cyclone - matala,

£763.78
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Lava rock filter - lava, media

Lava rock filter - lava, media

£16.15
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Aquadyne professional bead - aquadyne,

Aquadyne professional bead - aquadyne,

£669.70
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Nexus 300 garden pond - nexus,

Nexus 300 garden pond - nexus,

£414.70
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Equipment from decommissioned

Equipment from decommissioned

£516.70
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Pond filter with fountain - pond,

Pond filter with fountain - pond,

£110.37
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Filter tank for koi pond - tank,

Filter tank for koi pond - tank,

£73.50
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Vortec koi pond filter - vortec,

Vortec koi pond filter - vortec,

£305.00
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Alfagrog ceramic koi - alfagrog,

Alfagrog ceramic koi - alfagrog,

£16.15
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Vortex filter chambers for - vortex,

Vortex filter chambers for - vortex,

£208.70
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Oase 40347 aquamax eco classic - oase,

Oase 40347 aquamax eco classic - oase,

£99.43
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Pondmaster pond mag magnetic - pond-mag,

Pondmaster pond mag magnetic - pond-mag,

£81.34
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Aquagarden universal - aquagarden,

Aquagarden universal - aquagarden,

£27.11
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Kockney koi four - kockney, filter

Kockney koi four - kockney, 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 - 10000v, filter

Kockney koi 10000v - 10000v, filter

£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 - all,

All pond solutions - all,

£21.50
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Pond filter fountain - pond,

Pond filter fountain - pond,

£43.92
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Flexible rubber boot - flexible,

Flexible rubber boot - flexible,

£16.95
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Koi pond filter - koi,

Koi pond filter - koi,

£695.20
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Koi pond large vortex - 3, bay

Koi pond large vortex - 3, bay

£465.70
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Pressurized pond filter - filter, with

Pressurized pond filter - filter, with

£193.87
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Kockney koi yamitsu power - kockney, fall

Kockney koi yamitsu power - kockney, fall

£465.70
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Pond filter with - pond,

Pond filter with - pond,

£108.19
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Large bio balls for - large, 1.25”

Large bio balls for - large, 1.25”

£44.28
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Ultra quiet 100w - 100w, pump

Ultra quiet 100w - 100w, pump

£95.80
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Showingo watt bulb lamp - watt, uv

Showingo watt bulb lamp - watt, uv

£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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