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Koi pond tanks

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Koi pond tanks for sale on Ireland's largest auction and classifieds sites

Home / Garden & Patio / Koi pond tanks refurbished & used for sale | For Sale UK
Pond aquarium uv light - /,

Pond aquarium uv light - /,

£136.99 · Buy It Now

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2500l collapsible folding - collapsible,

2500l collapsible folding - collapsible,

£358.59 · Buy It Now

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Aquarium pond filter wool - aquarium,

Aquarium pond filter wool - aquarium,

£64.99 · Buy It Now

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Pond air pump koi fish - fish,

Pond air pump koi fish - fish,

£37.99 · Buy It Now

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Pond koi filter media - media, cell

Pond koi filter media - media, cell

£8.99 · Buy It Now

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Kockney koi solvent weld - kockney, tank

Kockney koi solvent weld - kockney, tank

£18.89 · Buy It Now

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Square cut filter grids - filter,

Square cut filter grids - filter,

£149.99 · Buy It Now

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Air line splitter - manifold, for

Air line splitter - manifold, for

£449.99 · Buy It Now

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Koi pond airpump fish - pond,

Koi pond airpump fish - pond,

£389.99 · Buy It Now

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Air diffuser disc for - diffuser,

Air diffuser disc for - diffuser,

£31.90 · Buy It Now

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Aquarium air line green - air,

Aquarium air line green - air,

£200.49 · Buy It Now

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Aquarium telescopic fish tank - fish,

Aquarium telescopic fish tank - fish,

£7.99 · Buy It Now

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Linear air pump koi - linear,

Linear air pump koi - linear,

£148.60 · Buy It Now

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700l collapsible folding round - 700l,

700l collapsible folding round - 700l,

£249.25 · Buy It Now

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Koi pond quarantine tank - pond,

Koi pond quarantine tank - pond,

£312.70 · Buy It Now

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2000l collapsible folding - 2000l,

2000l collapsible folding - 2000l,

£327.99 · Buy It Now

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Large quarantine tank for koi - large,

Large quarantine tank for koi - large,

£37.99 · Buy It Now

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Aquarium telescopic fish - aquarium,

Aquarium telescopic fish - aquarium,

£9.29 · Buy It Now

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Diamond cut filter grids - x,

Diamond cut filter grids - x,

£18.99 · Buy It Now

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Filter floss wool - filter, media

Filter floss wool - filter, media

£7.95 · Buy It Now

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Superfish koi fish pond blue - pond,

Superfish koi fish pond blue - pond,

£48.50 · Buy It Now

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Pond tank liner - liner, connector

Pond tank liner - liner, connector

£7.99 · Buy It Now

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Solvent weld flanged tank - flanged,

Solvent weld flanged tank - flanged,

£7.95 · Buy It Now

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Koi fish grow holding - koi,

Koi fish grow holding - koi,

£209.00 · Buy It Now

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Jebao jecod faf 2023 - jecod,

Jebao jecod faf 2023 - jecod,

£29.91 · Buy It Now

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Aquarium natural pea gravel - natural,

Aquarium natural pea gravel - natural,

£26.99 · Buy It Now

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Bottom drain ring - bottom,

Bottom drain ring - bottom,

£69.99 · Buy It Now

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Alfagrog e25 ceramic - alfagrog,

Alfagrog e25 ceramic - alfagrog,

£16.95 · Buy It Now

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Jebao submersible pond - pond, pump

Jebao submersible pond - pond, pump

£114.95 · Buy It Now

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1000l collapsible folding - collapsible,

1000l collapsible folding - collapsible,

£277.33 · Buy It Now

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Superfish koi flow pond air - superfish,

Superfish koi flow pond air - superfish,

£54.95 · Buy It Now

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Valterra slide valve - valterra, 4"

Valterra slide valve - valterra, 4"

£57.95 · Buy It Now

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Weighted suction dome - suction, bottom

Weighted suction dome - suction, bottom

£89.99 · Buy It Now

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Flanged tank liner connector - flanged,

Flanged tank liner connector - flanged,

£7.99 · Buy It Now

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Koi quarantine tank - quarantine, for

Koi quarantine tank - quarantine, for

£37.99 · Buy It Now

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Diamond cut filter grids - 3,

Diamond cut filter grids - 3,

£149.99 · Buy It Now

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700 ring aerator air - aerator, stone

700 ring aerator air - aerator, stone

£19.99 · Buy It Now

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Tank connector threaded - tank,

Tank connector threaded - tank,

£6.95 · Buy It Now

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1500l collapsible folding - collapsible,

1500l collapsible folding - collapsible,

£307.49 · Buy It Now

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Quarantine tank koi growing - quarantine, on

Quarantine tank koi growing - quarantine, on

£430.49 · Buy It Now

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Live duckweed pond plant koi - |,

Live duckweed pond plant koi - |,

£3.99 · Buy It Now

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Solvent weld flanged tank - weld,

Solvent weld flanged tank - weld,

£6.45 · Buy It Now

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Evolution aqua media for - media,

Evolution aqua media for - media,

£37.95 · Buy It Now

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Alfagrog pond biological - alfagrog,

Alfagrog pond biological - alfagrog,

£32.95 · Buy It Now

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Flanged tank liner connector - tank,

Flanged tank liner connector - tank,

£9.75 · Buy It Now

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Jebao jecod 2023 - jecod, fa

Jebao jecod 2023 - jecod, fa

£36.94 · Buy It Now

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Silicone sealant 310ml arbosil - 310ml,

Silicone sealant 310ml arbosil - 310ml,

£11.95 · Buy It Now

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Solar fish pond aerator - pond, pump

Solar fish pond aerator - pond, pump

£11.89 · Buy It Now

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Pond air pump - air, fish

Pond air pump - air, fish

£389.99 · Buy It Now

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Pond tank liner - tank,

Pond tank liner - tank,

£10.49 · Buy It Now

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50mm threaded tank - 50mm,

50mm threaded tank - 50mm,

£8.45 · Buy It Now

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Inch 55mm solvent weld - 2,

Inch 55mm solvent weld - 2,

£1.99 · Buy It Now

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Diamond cut filter grids - cut,

Diamond cut filter grids - cut,

£13.99 · Buy It Now

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110mm threaded tank - 4“/110mm,

110mm threaded tank - 4“/110mm,

£16.99 · Buy It Now

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Solar powered water pump - powered,

Solar powered water pump - powered,

£14.99 · Buy It Now

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2000 litre water butt - water, fish

2000 litre water butt - water, fish

£999.89 · Buy It Now

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Solvent weld inch flanged - weld, 4"

Solvent weld inch flanged - weld, 4"

£10.99 · Buy It Now

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Square cut filter grids - x,

Square cut filter grids - x,

£22.99 · Buy It Now

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Large inch 110mm - 4, koi

Large inch 110mm - 4, koi

£64.99 · Buy It Now

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Air diffuser disc for - 13”,

Air diffuser disc for - 13”,

£31.90 · Buy It Now

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Kockney koi tank - connector, 1.5

Kockney koi tank - connector, 1.5

£1.99 · Buy It Now

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Retro fit domed weighted - domed,

Retro fit domed weighted - domed,

£96.99 · Buy It Now

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Koi sock x 52 safe - sock,

Koi sock x 52 safe - sock,

£27.99 · Buy It Now

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Pre filter foam blocks - filter, for

Pre filter foam blocks - filter, for

£9.99 · Buy It Now

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40mm threaded tank connector - 40mm,

40mm threaded tank connector - 40mm,

£7.99 · Buy It Now

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Aqua jet 900 - ring, air

Aqua jet 900 - ring, air

£24.99 · Buy It Now

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Bio plas mega flo - mega-flo, media

Bio plas mega flo - mega-flo, media

£16.49 · Buy It Now

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Black venturi koi aqua jet - black,

Black venturi koi aqua jet - black,

£14.99 · Buy It Now

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Pressure ball valve - pressure,

Pressure ball valve - pressure,

£16.59 · Buy It Now

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Kockney koi flange - tank, liner

Kockney koi flange - tank, liner

£6.99 · Buy It Now

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Solvent weld koi pond fittings

Solvent weld koi pond fittings

£2.85 · Buy It Now

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Flanged tank connector - tank, 4"

Flanged tank connector - tank, 4"

£9.95 · Buy It Now

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Air line fish tank windscreen - line,

Air line fish tank windscreen - line,

£280.46 · Buy It Now

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25mm flanged tank connector - 25mm/1",

25mm flanged tank connector - 25mm/1",

£7.99 · Buy It Now

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Pack 5 inch - 1.5", (43mm)

Pack 5 inch - 1.5", (43mm)

£8.99 · Buy It Now

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Threaded tank connector - tank, 2"

Threaded tank connector - tank, 2"

£8.34 · Buy It Now

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55mm flanged tank - id,

55mm flanged tank - id,

£6.98 · Buy It Now

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Solar power oxygenator pond - solar,

Solar power oxygenator pond - solar,

£14.95 · Buy It Now

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Solvent weld 1 5 - 11/2",

Solvent weld 1 5 - 11/2",

£1.95 · Buy It Now

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Threaded tank connector - threaded, koi

Threaded tank connector - threaded, koi

£6.99 · Buy It Now

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Square cut filter grids - 1,

Square cut filter grids - 1,

£15.99 · Buy It Now

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Inch solvent weld - weld, fittings

Inch solvent weld - weld, fittings

£24.49 · Buy It Now

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110mm flanged tank - 110mm/4",

110mm flanged tank - 110mm/4",

£11.99 · Buy It Now

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Aquarium bubbles pond - aquarium,

Aquarium bubbles pond - aquarium,

£5.99 · Buy It Now

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Solvent weld fittings koi - weld,

Solvent weld fittings koi - weld,

£2.75 · Buy It Now

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Enviro eta air pump alarms - enviro,

Enviro eta air pump alarms - enviro,

£193.89 · Buy It Now

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Inch kockney koi - inch, (56mm)

Inch kockney koi - inch, (56mm)

£12.99 · Buy It Now

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Hailea aco air - aco,

Hailea aco air - aco,

£24.95 · Buy It Now

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3mm bloodworm floating - 3mm,

3mm bloodworm floating - 3mm,

£36.99 · Buy It Now

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Solvent weld inch flanged - solvent,

Solvent weld inch flanged - solvent,

£7.95 · Buy It Now

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Diamond cut filter grids - 10,

Diamond cut filter grids - 10,

£149.99 · Buy It Now

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Solvent weld inch - weld, flanged

Solvent weld inch - weld, flanged

£7.95 · Buy It Now

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Aquarium air line - aquarium, fish

Aquarium air line - aquarium, fish

£200.49 · Buy It Now

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Inch 43mm solvent weld - inch,

Inch 43mm solvent weld - inch,

£3.99 · Buy It Now

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Pond aquarium scaping - aquarium, foam

Pond aquarium scaping - aquarium, foam

£21.99 · Buy It Now

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Koi carp pond quarantine grow - carp, quarantine/grow

Koi carp pond quarantine grow - carp, quarantine/grow

£199.99 · Buy It Now

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📊96 listings · from £1.95 · avg £85.2

Browse 96 koi pond tanks listings currently in our index. Prices range from £1.95 to £999.89, with an average of £85.2. 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 koi pond tanks →

Try this: mosquito trap | pond equipment | long reach electric hedge trimmer | white rattan garden furniture | webb push mower | strimmer fuel tank | oase aquamax 15000 | weathervane dog | roof cleaner | mountfield pull cord

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Everything you need to know about koi pond tanks

Whether you are looking for a brand-new or second-hand koi pond tanks, 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 £1.95, while premium listings can reach £999.89 — giving you a wide budget spread to work with. The average price of £85.2 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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