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Used koi filter

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Evolution aqua cetus sieve - evolution,

Evolution aqua cetus sieve - evolution,

£291.90
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Pressurised koi pond filter - pressurised,

Pressurised koi pond filter - pressurised,

£349.99
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Auto cleaning pressurised koi - pressurised,

Auto cleaning pressurised koi - pressurised,

£159.99
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Pressurised koi pond - pressurised, filter

Pressurised koi pond - pressurised, filter

£169.99
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Large vortex chambers for koi - large,

Large vortex chambers for koi - large,

£156.70
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Fish mate powerclenz - mate, puv

Fish mate powerclenz - mate, puv

£119.99
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Aqua sure anti - aqua, anti-clog

Aqua sure anti - aqua, anti-clog

£34.99
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Used alfagrog koi pond - 1,

Used alfagrog koi pond - 1,

£2.99
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Pond koi filter brushes - pond, used

Pond koi filter brushes - pond, used

£44.39
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Popsoap pond filter - pump, kit

Popsoap pond filter - pump, kit

£40.13
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Kockney koi yamitsu - yamitsu, fish

Kockney koi yamitsu - yamitsu, fish

£68.30
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Double standard nsa - double,

Double standard nsa - double,

£14.01
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Biological filter media 5 - k1,

Biological filter media 5 - k1,

£21.50
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Koi filter quarantine - koi, filter/quarantine

Koi filter quarantine - koi, filter/quarantine

£73.50
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Kockney koi pond vortex - kockney,

Kockney koi pond vortex - kockney,

£104.70
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Evolution aqua evo15 koi - aqua, uv

Evolution aqua evo15 koi - aqua, uv

£29.82
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Oase aquamax eco premium 000 - aquamax,

Oase aquamax eco premium 000 - aquamax,

£156.70
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Oase biokick cws 200ml filter - oase,

Oase biokick cws 200ml filter - oase,

£19.95
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5pcs pond filter brushes koi - pond, brushes,

5pcs pond filter brushes koi - pond, brushes,

£13.33
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Koi bio media black white - koi,

Koi bio media black white - koi,

£104.70
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Drum filter screen fit - drum,

Drum filter screen fit - drum,

£146.30
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Pond one mantaray - mantaray,

Pond one mantaray - mantaray,

£140.06
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Pond filter bag with heavy - bag,

Pond filter bag with heavy - bag,

£24.55
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Pond filter bag with - filter, heavy

Pond filter bag with - filter, heavy

£27.50
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Matala usa half - matala,

Matala usa half - matala,

£33.92
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Fish pond filter brush - filter, brush,

Fish pond filter brush - filter, brush,

£12.92
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Exclusive thick koi - thick, pond

Exclusive thick koi - thick, pond

£74.98
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20mm flexible pond - 9.2m, x

20mm flexible pond - 9.2m, x

£14.99
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Complete koi fish box - koi, filter

Complete koi fish box - koi, filter

£197.99
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Water control skimmer for - control, koi

Water control skimmer for - control, koi

£16.38
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For koi pond - for, drain

For koi pond - for, drain

£26.03
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Oase aquamax eco classic - aquamax, 5500

Oase aquamax eco classic - aquamax, 5500

£65.00
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Philips uvc replacement - x,

Philips uvc replacement - x,

£57.11
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Hecaty filter bag water - hecaty,

Hecaty filter bag water - hecaty,

£26.66
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Pack fish pond filter - pack, 5

Pack fish pond filter - pack, 5

£13.52
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Hecaty filter bag - hecaty,

Hecaty filter bag - hecaty,

£22.24
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Blagdon clean pond pods pack - blagdon,

Blagdon clean pond pods pack - blagdon,

£13.68
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Used kockney koi rotafold - used,

Used kockney koi rotafold - used,

£250.00
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Aquati koi ponds - ponds, &

Aquati koi ponds - ponds, &

£16.95
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Garden koi pond dual - garden,

Garden koi pond dual - garden,

£179.99
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Flexible pond hose corrugated - pond,

Flexible pond hose corrugated - pond,

£16.15
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38mm internal diameter - internal,

38mm internal diameter - internal,

£12.99
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Heavy duty pond filter - heavy, bag

Heavy duty pond filter - heavy, bag

£24.59
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Pond filter with fountain - filter, pump

Pond filter with fountain - filter, pump

£116.94
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Evolution aqua pond - evolution,

Evolution aqua pond - evolution,

£91.05
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Pond filter bag with heavy - pond,

Pond filter bag with heavy - pond,

£26.66
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5pcs fish pond - 5pcs,

5pcs fish pond - 5pcs,

£13.13
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Outdoor pond pump - pump,

Outdoor pond pump - pump,

£53.56
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Evolution aqua pond - k1,

Evolution aqua pond - k1,

£174.52
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Koi pond pressurized bio - pond,

Koi pond pressurized bio - pond,

£64.28
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Pond filter bag - bag, heavy

Pond filter bag - bag, heavy

£26.27
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Pondmaster pond mag magnetic - pond-mag,

Pondmaster pond mag magnetic - pond-mag,

£80.34
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5pcs fish pond filter - fish,

5pcs fish pond filter - fish,

£12.92
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Koi 10000v grp filter - filter, ,with

Koi 10000v grp filter - filter, ,with

£771.70
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Reliable 800gph pond pump - reliable,

Reliable 800gph pond pump - reliable,

£39.27
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Jebao used npu - jebao, uv

Jebao used npu - jebao, uv

£35.70
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Forever speed 1500l - forever,

Forever speed 1500l - forever,

£27.66
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Pond filter with - with, fountain

Pond filter with - with, fountain

£72.47
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Poposoap rgb pond - rgb, filter

Poposoap rgb pond - rgb, filter

£26.78
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Pond filter with - filter, fountain

Pond filter with - filter, fountain

£111.58
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Totalpond waterfall pump - totalpond,

Totalpond waterfall pump - totalpond,

£44.63
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Tsurumi self priming - self,

Tsurumi self priming - self,

£73.49
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Nexus 300 garden pond - nexus,

Nexus 300 garden pond - nexus,

£414.70
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Pressurized biological pond - pressurized,

Pressurized biological pond - pressurized,

£218.38
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Tmc 4946 line koi pond - tmc,

Tmc 4946 line koi pond - tmc,

£52.70
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Large bio balls - bio, for

Large bio balls - bio, for

£43.74
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Totalpond waterfall pump - totalpond, s

Totalpond waterfall pump - totalpond, s

£44.63
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Aquadyne filter c - 4.4c, used

Aquadyne filter c - 4.4c, used

£575.00
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Vortec koi pond - pond, filter

Vortec koi pond - pond, filter

£305.00
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Pond filter with fountain pump - filter,

Pond filter with fountain pump - filter,

£95.60
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Genuine momotaro bakki - momotaro,

Genuine momotaro bakki - momotaro,

£12.94
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Profidrum eco koi pond - eco, 65/40

Profidrum eco koi pond - eco, 65/40

£2607.70
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Pressurized pond filter with - pressurized,

Pressurized pond filter with - pressurized,

£202.77
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Equipment from decommissioned

Equipment from decommissioned

£516.70
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Aquagarden universal - aquagarden,

Aquagarden universal - aquagarden,

£31.25
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Matala power cyclone - matala,

Matala power cyclone - matala,

£754.34
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Oase 40347 aquamax - aquamax, classic

Oase 40347 aquamax - aquamax, classic

£98.20
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Filter tank for koi pond - filter,

Filter tank for koi pond - filter,

£73.50
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Yamitsu kockney koi - yamitsu, black

Yamitsu kockney koi - yamitsu, black

£31.90
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Kockney koi waterfall pond - kockney,

Kockney koi waterfall pond - kockney,

£63.10
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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 - filter,

Pond filter with - filter,

£109.01
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Kockney koi 18000v pond - 18000v,

Kockney koi 18000v pond - 18000v,

£700.30
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Vivogrow 1050 gph bio - bio, pressure

Vivogrow 1050 gph bio - bio, pressure

£33.02
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Aquamiracle all one koi - aquamiracle,

Aquamiracle all one koi - aquamiracle,

£53.56
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Koi pond large vortex bay - pond,

Koi pond large vortex bay - pond,

£465.70
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Koi pond filter system - , &

Koi pond filter system - , &

£312.70
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Aquagarden universal - aquagarden,

Aquagarden universal - aquagarden,

£26.77
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Evolution aqua nexus 320 - evolution,

Evolution aqua nexus 320 - evolution,

£1128.70
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Oase pond filteclear 19000uvc - pond,

Oase pond filteclear 19000uvc - pond,

£312.70
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Rgb pond filter with - filter, water

Rgb pond filter with - filter, water

£62.48
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Pondmaster pond mag - pondmaster, pond-mag

Pondmaster pond mag - pondmaster, pond-mag

£66.95
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Koi pond filter - koi,

Koi pond filter - koi,

£695.20
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Pondxpert spinclean 000 pro - spinclean, 50,000

Pondxpert spinclean 000 pro - spinclean, 50,000

£414.70
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Jebao pressurised pond - jebao,

Jebao pressurised pond - jebao,

£84.99
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Swell pressurised pond filter - pressurised,

Swell pressurised pond filter - pressurised,

£112.99
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📊96 listings · from £2.99 · avg £171.28

Browse 96 used koi filter listings currently in our index. Prices range from £2.99 to £2607.7, with an average of £171.28. 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 £171.28 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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