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Koi tank

4

Koi tank for sale on largest auction and classifieds sites

Home / Caravan, Campervan & Motorhome Parts & Accessories:Vehicle Parts & Accessories / Koi tank refurbished & used for sale | For Sale UK
Air line splitter - air, for

Air line splitter - air, for

£449.99
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2500l collapsible folding - collapsible,

2500l collapsible folding - collapsible,

£358.59
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Koi quarantine growing tank - quarantine,

Koi quarantine growing tank - quarantine,

£341.24
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Quarantine tank koi growing - quarantine,

Quarantine tank koi growing - quarantine,

£430.49
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Pond aquarium uv - pond, light

Pond aquarium uv - pond, light

£136.99
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Kockney koi solvent weld - kockney,

Kockney koi solvent weld - kockney,

£18.89
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Koi fish grow holding - on,

Koi fish grow holding - on,

£209.00
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Koi goldfish holding pool tank - koi,

Koi goldfish holding pool tank - koi,

£360.00
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Aquarium air line green fish - air,

Aquarium air line green fish - air,

£200.49
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Koi quarantine tank bowl for - quarantine,

Koi quarantine tank bowl for - quarantine,

£37.99
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Aquarium pond filter - pond, wool

Aquarium pond filter - pond, wool

£8.99
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Pond air pump koi fish - pond,

Pond air pump koi fish - pond,

£74.99
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Linear air pump - linear,

Linear air pump - linear,

£84.67
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1000l collapsible folding - collapsible,

1000l collapsible folding - collapsible,

£277.33
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Koi pond quarantine - koi, tank

Koi pond quarantine - koi, tank

£312.70
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Koi carp pond quarantine - pond,

Koi carp pond quarantine - pond,

£199.99
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Pond koi filter media bio - filter,

Pond koi filter media bio - filter,

£69.99
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Superfish koi flow pond - superfish, air

Superfish koi flow pond - superfish, air

£54.95
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Large quarantine tank - large, for

Large quarantine tank - large, for

£37.99
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Kockney koi tank connector - connector, 1.5

Kockney koi tank connector - connector, 1.5

£1.99
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Square cut filter grids - square,

Square cut filter grids - square,

£149.99
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Threaded tank connector - tank, 2"

Threaded tank connector - tank, 2"

£30.29
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Aquarium air line grey fish - air,

Aquarium air line grey fish - air,

£200.49
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Threaded tank connector - threaded, 2"

Threaded tank connector - threaded, 2"

£8.34
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Koi pond airpump fish - fish, air

Koi pond airpump fish - fish, air

£389.99
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Aquarium telescopic fish tank - telescopic,

Aquarium telescopic fish tank - telescopic,

£7.99
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Kockney koi undergravel - undergravel, filter

Kockney koi undergravel - undergravel, filter

£12.99
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Alfagrog e25 ceramic media - ceramic,

Alfagrog e25 ceramic media - ceramic,

£6.99
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700l collapsible folding round - collapsible,

700l collapsible folding round - collapsible,

£249.25
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2000l collapsible folding - 2000l,

2000l collapsible folding - 2000l,

£327.99
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Jebao submersible pond - jebao,

Jebao submersible pond - jebao,

£114.95
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Koi fiberglass quarantine - koi,

Koi fiberglass quarantine - koi,

£404.25
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Solvent weld flanged tank - solvent,

Solvent weld flanged tank - solvent,

£7.95
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Koi round inspection bowl - koi,

Koi round inspection bowl - koi,

£71.04
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Yamistu kockney koi large - kockney,

Yamistu kockney koi large - kockney,

£8.29
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50mm threaded tank - tank, connector

50mm threaded tank - tank, connector

£8.45
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Koi sock x - 1x, safe

Koi sock x - 1x, safe

£27.99
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3mm bloodworm floating pellets - floating,

3mm bloodworm floating pellets - floating,

£36.99
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Koi fibreglass quarantine - fibreglass,

Koi fibreglass quarantine - fibreglass,

£414.75
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Koi fish grow holding - koi,

Koi fish grow holding - koi,

£189.95
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Alfagrog pond biological - alfagrog,

Alfagrog pond biological - alfagrog,

£6.95
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Superfish koi fish pond - fish,

Superfish koi fish pond - fish,

£44.99
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Koi measuring tank - koi,

Koi measuring tank - koi,

£388.39
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Flanged tank liner connector - flanged,

Flanged tank liner connector - flanged,

£7.99
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Alfagrog e40 ceramic filter - alfagrog,

Alfagrog e40 ceramic filter - alfagrog,

£569.99
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Air stones stone blue - air,

Air stones stone blue - air,

£8.95
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Filter floss wool foam - floss,

Filter floss wool foam - floss,

£7.95
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Jebao jecod faf 2023 - jebao,

Jebao jecod faf 2023 - jebao,

£29.91
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Superfish koi fish pond blue - superfish,

Superfish koi fish pond blue - superfish,

£48.50
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Retro fit domed weighted - fit,

Retro fit domed weighted - fit,

£96.99
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Kockney koi fish - kockney, threaded

Kockney koi fish - kockney, threaded

£4.38
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Air diffuser disc for - air,

Air diffuser disc for - air,

£31.90
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Black venturi koi aqua jet - venturi, aqua-jet

Black venturi koi aqua jet - venturi, aqua-jet

£14.99
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Air diffuser disc for - 12”,

Air diffuser disc for - 12”,

£31.90
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Bio plas mega flo - mega-flo, filter

Bio plas mega flo - mega-flo, filter

£16.49
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Koi round inspection - round, bowl

Koi round inspection - round, bowl

£37.99
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Solvent weld fittings koi - 1.5",

Solvent weld fittings koi - 1.5",

£2.75
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Enviro eta air pump - pump, alarms

Enviro eta air pump - pump, alarms

£156.53
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Live duckweed floating pond - duckweed,

Live duckweed floating pond - duckweed,

£3.79
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Koi fish pond - fish,

Koi fish pond - fish,

£64.99
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Diamond cut filter - diamond,

Diamond cut filter - diamond,

£14.99
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2000 litre water butt koi - litre, fish

2000 litre water butt koi - litre, fish

£999.89
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Flanged tank liner - flanged,

Flanged tank liner - flanged,

£9.75
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700 ring aerator air - 700, stone

700 ring aerator air - 700, stone

£19.99
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Kockney koi threaded tank - kockney,

Kockney koi threaded tank - kockney,

£4.50
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Ceramic airstone 50mm - 50mm, /2"

Ceramic airstone 50mm - 50mm, /2"

£3.99
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Air line tube weighted - line,

Air line tube weighted - line,

£15.49
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Weighted suction dome bottom - weighted,

Weighted suction dome bottom - weighted,

£89.99
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25mm threaded tank connector - 25mm,

25mm threaded tank connector - 25mm,

£7.99
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Kockney koi flanged tank - koi,

Kockney koi flanged tank - koi,

£14.99
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Diamond cut filter - 3, x

Diamond cut filter - 3, x

£149.99
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Solvent weld inch flanged - solvent,

Solvent weld inch flanged - solvent,

£10.45
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Single bar air - bar, stone

Single bar air - bar, stone

£19.99
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Tetra prima discus - tetra,

Tetra prima discus - tetra,

£153.99
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Solvent weld flanged tank - flanged,

Solvent weld flanged tank - flanged,

£5.55
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Threaded tank connector koi - tank,

Threaded tank connector koi - tank,

£6.99
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110mm threaded tank - 4“/110mm,

110mm threaded tank - 4“/110mm,

£16.99
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Kockney koi flange - koi, liner

Kockney koi flange - koi, liner

£5.50
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43mm valterra slide gate - 1.5"/43mm,

43mm valterra slide gate - 1.5"/43mm,

£18.99
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Pond tank liner connector - liner,

Pond tank liner connector - liner,

£14.95
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Threaded tank connector - tank,

Threaded tank connector - tank,

£13.45
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Pond tank liner connector - liner,

Pond tank liner connector - liner,

£14.45
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43mm 4 stepped black - 4,

43mm 4 stepped black - 4,

£5.99
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Aquarium bubbles pond - bubbles,

Aquarium bubbles pond - bubbles,

£159.99
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Large blue fish bowl - blue,

Large blue fish bowl - blue,

£37.99
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Pond air pump - air, koi

Pond air pump - air, koi

£174.99
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Replacement lamps watt - uv,

Replacement lamps watt - uv,

£19.99
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Diamond cut filter grids - diamond,

Diamond cut filter grids - diamond,

£124.99
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Air line fish tank - line,

Air line fish tank - line,

£106.08
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Solvent weld inch flanged - 1.5",

Solvent weld inch flanged - 1.5",

£16.45
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Aqua sure flange - aqua,

Aqua sure flange - aqua,

£5.45
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Threaded solvent weld - , tank

Threaded solvent weld - , tank

£9.25
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Solvent weld inch flanged - inch,

Solvent weld inch flanged - inch,

£7.95
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Triple bar air stone diffuser - triple,

Triple bar air stone diffuser - triple,

£44.99
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1500l collapsible folding - collapsible,

1500l collapsible folding - collapsible,

£307.49
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Pond aquarium scaping foam - pond,

Pond aquarium scaping foam - pond,

£21.99
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📊96 listings · from £1.99 · avg £110.09
⚠️ These listings were last updated more than 23 days ago. Search for fresh listings

Browse 96 koi tank listings currently in our index. Prices range from £1.99 to £999.89, with an average of £110.09. 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 koi tank →

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Everything you need to know about koi tank

Whether you are looking for a brand-new or second-hand koi tank, 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 £1.99, while premium listings can reach £999.89 — giving you a wide budget spread to work with. The average price of £110.09 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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