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Fish tank unit

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Fish tank unit for sale on Ireland's largest auction and classifieds sites

Diversa aquarium fish tank - fish,

Diversa aquarium fish tank - fish,

£135.99 · Buy It Now

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Swell small aquarium - swell, 60cm

Swell small aquarium - swell, 60cm

£77.99 · Buy It Now

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Swell aquarium 60cm - aquarium, tropical

Swell aquarium 60cm - aquarium, tropical

£94.99 · Buy It Now

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Swell small aquarium - aquarium, 25cm

Swell small aquarium - aquarium, 25cm

£52.99 · Buy It Now

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Diversa aquarium fish tank - fish,

Diversa aquarium fish tank - fish,

£179.99 · Buy It Now

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Small aquarium fish tank - fish,

Small aquarium fish tank - fish,

£29.95 · Buy It Now

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Diversa aquarium with - with, stand

Diversa aquarium with - with, stand

£249.99 · Buy It Now

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Diversa aquarium with stand - diversa,

Diversa aquarium with stand - diversa,

£459.99 · Buy It Now

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Fish tank stand - tank, aquarium

Fish tank stand - tank, aquarium

£43.05 · Buy It Now

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Aqua one splish - one, splash

Aqua one splish - one, splash

£54.99 · Buy It Now

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Swell glass aquarium 50cm - aquarium,

Swell glass aquarium 50cm - aquarium,

£68.51 · Buy It Now

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Swell led complete aquarium - led,

Swell led complete aquarium - led,

£70.99 · Buy It Now

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Diversa aquarium with - aquarium,

Diversa aquarium with - aquarium,

£335.99 · Buy It Now

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Swell small aquarium 38cm - swell,

Swell small aquarium 38cm - swell,

£52.99 · Buy It Now

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Aquarium stand fish tank - fish,

Aquarium stand fish tank - fish,

£128.22 · Buy It Now

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Juwel bioflow filter super - bioflow,

Juwel bioflow filter super - bioflow,

£58.89 · Buy It Now

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Marina lux led 38l aquarium - led,

Marina lux led 38l aquarium - led,

£73.47 · Buy It Now

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Diversa aquarium with stand - aquarium,

Diversa aquarium with stand - aquarium,

£405.99 · Buy It Now

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Diversa aquarium with stand - diversa, /

Diversa aquarium with stand - diversa, /

£479.99 · Buy It Now

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Superfish home aquarium - aquarium, with

Superfish home aquarium - aquarium, with

£94.95 · Buy It Now

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Swell small nano aquarium 30cm - aquarium,

Swell small nano aquarium 30cm - aquarium,

£43.99 · Buy It Now

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Aquarium fish tank from - aquarium,

Aquarium fish tank from - aquarium,

£79.95 · Buy It Now

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Fluval aquasky led - aquasky, 3.0

Fluval aquasky led - aquasky, 3.0

£79.99 · Buy It Now

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Diversa aquarium fish tank - fish,

Diversa aquarium fish tank - fish,

£215.99 · Buy It Now

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Diversa aquarium with stand - diversa,

Diversa aquarium with stand - diversa,

£249.99 · Buy It Now

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Fluval flex 34l aquarium kit - aquarium,

Fluval flex 34l aquarium kit - aquarium,

£85.00 · Buy It Now

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Swell glass aquarium - glass, 30cm

Swell glass aquarium - glass, 30cm

£30.99 · Buy It Now

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Ciano aqua fish tank - ciano,

Ciano aqua fish tank - ciano,

£35.50 · Buy It Now

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Juwel bioflow filter medium - bioflow,

Juwel bioflow filter medium - bioflow,

£59.99 · Buy It Now

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Fish box led - box,

Fish box led - box,

£125.50 · Buy It Now

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Electric aquarium gravel - electric,

Electric aquarium gravel - electric,

£30.99 · Buy It Now

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Aquarium fish tank external - aquarium,

Aquarium fish tank external - aquarium,

£59.99 · Buy It Now

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Swell cube fish - |,

Swell cube fish - |,

£60.99 · Buy It Now

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Swell glass aquarium 40cm - swell, –

Swell glass aquarium 40cm - swell, –

£51.34 · Buy It Now

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Aquarium fish tank - aquarium,

Aquarium fish tank - aquarium,

£5.49 · Buy It Now

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Diversa aquarium with - diversa,

Diversa aquarium with - diversa,

£185.99 · Buy It Now

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Fluval aquasky led - fluval,

Fluval aquasky led - fluval,

£68.99 · Buy It Now

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Aquael leddy day night - aquael,

Aquael leddy day night - aquael,

£94.38 · Buy It Now

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Modular planter for - modular,

Modular planter for - modular,

£39.99 · Buy It Now

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Aquarium led - aquarium,

Aquarium led - aquarium,

£135.90 · Buy It Now

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Fish tank nano aquarium - 3l,

Fish tank nano aquarium - 3l,

£25.99 · Buy It Now

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Superfish white led - superfish,

Superfish white led - superfish,

£54.99 · Buy It Now

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Oase biorb classic mcr - biorb,

Oase biorb classic mcr - biorb,

£108.35 · Buy It Now

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Juwel rio 240 - 240, aquarium

Juwel rio 240 - 240, aquarium

£698.99 · Buy It Now

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Fish tank filter - fish, 4-in-1

Fish tank filter - fish, 4-in-1

£14.38 · Buy It Now

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Nano aquarium ultra white - ultra,

Nano aquarium ultra white - ultra,

£39.99 · Buy It Now

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Aquarium fish tank guppy - aquarium,

Aquarium fish tank guppy - aquarium,

£4.49 · Buy It Now

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Aquarium water purification - aquarium,

Aquarium water purification - aquarium,

£2.86 · Buy It Now

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Marina 360 aquarium bundle - 360,

Marina 360 aquarium bundle - 360,

£59.99 · Buy It Now

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Marina breeding box - marina, fish

Marina breeding box - marina, fish

£6.70 · Buy It Now

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Swell fish tank 40cm - tank, |

Swell fish tank 40cm - tank, |

£72.99 · Buy It Now

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Pawhut fish tank nano - pawhut, 3l

Pawhut fish tank nano - pawhut, 3l

£25.99 · Buy It Now

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Fluval aquasky led - 3.0,

Fluval aquasky led - 3.0,

£97.99 · Buy It Now

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Fluval 20l betta - fluval,

Fluval 20l betta - fluval,

£99.99 · Buy It Now

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Fish tank betta artificial - tank,

Fish tank betta artificial - tank,

£28.95 · Buy It Now

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Swell glass aquarium - swell,

Swell glass aquarium - swell,

£42.99 · Buy It Now

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Fish tank aquarium heater - /,

Fish tank aquarium heater - /,

£5.80 · Buy It Now

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Wydale rodi unit container - wydale,

Wydale rodi unit container - wydale,

£42.30 · Buy It Now

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Juwel vio cube - vio, aquarium

Juwel vio cube - vio, aquarium

£239.99 · Buy It Now

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Diversa aquarium professional - diversa,

Diversa aquarium professional - diversa,

£52.65 · Buy It Now

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Fish fun bubble - r,

Fish fun bubble - r,

£10.99 · Buy It Now

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Fluval aquarium heater - t,

Fluval aquarium heater - t,

£26.99 · Buy It Now

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Modern aquarium stand fish - aquarium,

Modern aquarium stand fish - aquarium,

£49.40 · Buy It Now

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Biorb loop aquarium fish - loop, 15

Biorb loop aquarium fish - loop, 15

£104.69 · Buy It Now

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Biorb life 45l white aquarium - biorb,

Biorb life 45l white aquarium - biorb,

£199.95 · Buy It Now

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Fluval plant nano - fluval,

Fluval plant nano - fluval,

£96.95 · Buy It Now

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Diversa aquarium fish tank - fish,

Diversa aquarium fish tank - fish,

£159.95 · Buy It Now

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Oase black baby - baby, biorb

Oase black baby - baby, biorb

£89.99 · Buy It Now

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10x aquarium fish tank - aquarium, air

10x aquarium fish tank - aquarium, air

£2.29 · Buy It Now

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Aquarium stand fish tank - aquarium,

Aquarium stand fish tank - aquarium,

£60.80 · Buy It Now

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Biorb life acrylic aquarium - biorb,

Biorb life acrylic aquarium - biorb,

£124.99 · Buy It Now

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Aquarium oxygen pump - pump, air

Aquarium oxygen pump - pump, air

£2.77 · Buy It Now

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Aquarium dosing pump container - aquarium,

Aquarium dosing pump container - aquarium,

£30.99 · Buy It Now

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Aquarium stand fish - tank,

Aquarium stand fish - tank,

£40.40 · Buy It Now

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Fmr75 fluidised reactor - d-d,

Fmr75 fluidised reactor - d-d,

£69.99 · Buy It Now

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10x aquarium fish tank - aquarium,

10x aquarium fish tank - aquarium,

£1.99 · Buy It Now

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Hepo clip led aquarium - clip, on

Hepo clip led aquarium - clip, on

£14.99 · Buy It Now

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Nano fish tank - 8l,

Nano fish tank - 8l,

£27.99 · Buy It Now

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Aquarium stand cabinet fish - aquarium,

Aquarium stand cabinet fish - aquarium,

£62.95 · Buy It Now

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Fluval fx4 motor - motor, unit

Fluval fx4 motor - motor, unit

£114.75 · Buy It Now

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Fish tank 100x50x50cm and

Fish tank 100x50x50cm and

£414.70 · Buy It Now

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Fluval reef nano led - fluval,

Fluval reef nano led - fluval,

£99.99 · Buy It Now

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Fluval provac powered aquarium - fluval,

Fluval provac powered aquarium - fluval,

£49.50 · Buy It Now

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Aquarium fish breeding box - fish,

Aquarium fish breeding box - fish,

£4.46 · Buy It Now

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Aqua one platform - platform, aquarium

Aqua one platform - platform, aquarium

£81.08 · Buy It Now

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Diversa aquarium budget - diversa,

Diversa aquarium budget - diversa,

£175.99 · Buy It Now

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Aqua one extendable - aqua, touch

Aqua one extendable - aqua, touch

£20.99 · Buy It Now

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Fake fish tank with moving - fake,

Fake fish tank with moving - fake,

£26.50 · Buy It Now

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Aquarium stand fish tank - fish,

Aquarium stand fish tank - fish,

£41.95 · Buy It Now

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Small aquarium fish - tank, with

Small aquarium fish - tank, with

£11.35 · Buy It Now

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Aquarium water purification - aquarium,

Aquarium water purification - aquarium,

£2.72 · Buy It Now

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Modern aquarium stand fish - aquarium,

Modern aquarium stand fish - aquarium,

£49.84 · Buy It Now

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10pcs aquarium fish tank - 10pcs,

10pcs aquarium fish tank - 10pcs,

£3.15 · Buy It Now

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Aquarium fish tank guppy - fish,

Aquarium fish tank guppy - fish,

£4.40 · Buy It Now

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Aquarium fish tank filter - fish, rain

Aquarium fish tank filter - fish, rain

£29.89 · Buy It Now

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Transparent round fish bowl - transparent,

Transparent round fish bowl - transparent,

£17.89 · Buy It Now

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📊96 listings · from £1.99 · avg £93.18
⚠️ These listings were last updated more than 8 days ago. Search for fresh listings

Browse 96 fish tank unit listings currently in our index. Prices range from £1.99 to £698.99, with an average of £93.18. 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 fish tank unit →

Try this: marine refractometer | hydor koralia | betta aquarium | juwel aquariums tanks | aquarium volcano | fish tank cabinet | jebao filter | tmc | betta | aquamedic

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Everything you need to know about fish tank unit

Whether you are looking for a brand-new or second-hand fish tank unit, 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 £698.99 — giving you a wide budget spread to work with. The average price of £93.18 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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