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Fish tank unit

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Fish tank unit for sale on largest auction and classifieds sites

Home / Fish & Aquariums / Fish tank unit refurbished & used for sale | For Sale UK
Fish tank aquarium - aquarium, tropical

Fish tank aquarium - aquarium, tropical

£29.99
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Brand new fish tank - **brand, new**

Brand new fish tank - **brand, new**

£125.49
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Aquarium fish tank kit led - tank,

Aquarium fish tank kit led - tank,

£49.99
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Brand new large - new**, fish

Brand new large - new**, fish

£177.45
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Diversa aquarium fish - fish, tank

Diversa aquarium fish - fish, tank

£59.95
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43l fish tank glass aquarium - 43l,

43l fish tank glass aquarium - 43l,

£34.99
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Swell aquarium 60cm tropical - swell,

Swell aquarium 60cm tropical - swell,

£95.29
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Classica high intensity - classica, t8

Classica high intensity - classica, t8

£52.70
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Aquarium fish tank - fish,

Aquarium fish tank - fish,

£2.49
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Diversa aquarium fish - diversa,

Diversa aquarium fish - diversa,

£89.95
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Diversa aquarium with - diversa,

Diversa aquarium with - diversa,

£145.99
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Pawhut 51l glass - 51l,

Pawhut 51l glass - 51l,

£35.99
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Pcs aquarium fish - 4/pcs,

Pcs aquarium fish - 4/pcs,

£2.99
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200 litre fish - , stand

200 litre fish - , stand

£156.70
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Swell small aquarium - swell,

Swell small aquarium - swell,

£52.99
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Swell fish tank 40cm - uk, |

Swell fish tank 40cm - uk, |

£72.99
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Waterproof clip led - waterproof,

Waterproof clip led - waterproof,

£5.69
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Fluval aquasky led - 2.0,

Fluval aquasky led - 2.0,

£71.99
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Swell glass aquarium 30cm - aquarium, –

Swell glass aquarium 30cm - aquarium, –

£30.99
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Fish tank cleaning - tank, brush

Fish tank cleaning - tank, brush

£1.89
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Fluval aquasky led - 3.0,

Fluval aquasky led - 3.0,

£106.99
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Pawhut fish tank - pawhut,

Pawhut fish tank - pawhut,

£80.99
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Aquarium fish tank ornament - aquarium,

Aquarium fish tank ornament - aquarium,

£6.51
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Swell led complete aquarium - swell,

Swell led complete aquarium - swell,

£70.99
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Shrimp breeding cave fish - cave,

Shrimp breeding cave fish - cave,

£1.26
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Multiple colors artificial - colors,

Multiple colors artificial - colors,

£3.59
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Aquarium fish breeding - aquarium,

Aquarium fish breeding - aquarium,

£4.89
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Aquarium fish tank from - fish,

Aquarium fish tank from - fish,

£59.95
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Used fluval roma 200 - 200, walnut

Used fluval roma 200 - 200, walnut

£175.00
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Fish tank ultra clear - clear, iron

Fish tank ultra clear - clear, iron

£39.99
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Fish tank 100x50x50cm and

Fish tank 100x50x50cm and

£312.70
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Small nano aquarium fish tank - small,

Small nano aquarium fish tank - small,

£54.99
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Natural driftwood aquarium - natural,

Natural driftwood aquarium - natural,

£4.35
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Diversa aquarium with - diversa, stand

Diversa aquarium with - diversa, stand

£185.99
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Pawhut fish tank stand 29 - tank, stand,

Pawhut fish tank stand 29 - tank, stand,

£80.99
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Interpet eco max - led, tropical

Interpet eco max - led, tropical

£71.99
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1pc floating ball fish - 1pc,

1pc floating ball fish - 1pc,

£5.99
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Pawhut fish tank - fish, stand

Pawhut fish tank - fish, stand

£69.99
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Pawhut fish tank stand with - pawhut,

Pawhut fish tank stand with - pawhut,

£72.99
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Aquael hexa 60l tropical - aquael,

Aquael hexa 60l tropical - aquael,

£150.09
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Aquarium fish tank ornament - fish,

Aquarium fish tank ornament - fish,

£10.54
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Swell cube fish tank - |,

Swell cube fish tank - |,

£60.99
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Waterproof clip led - on,

Waterproof clip led - on,

£6.00
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Diversa aquarium with stand - aquarium,

Diversa aquarium with stand - aquarium,

£389.99
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Juwel vio cube - 54 l,

Juwel vio cube - 54 l,

£239.99
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Submersible aquarium fish tank - fish,

Submersible aquarium fish tank - fish,

£9.20
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Fish tank cleaner siphon - tank,

Fish tank cleaner siphon - tank,

£2.60
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Small aquarium fish tank - aquarium,

Small aquarium fish tank - aquarium,

£29.95
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Simulated lotus leaves betta - leaves,

Simulated lotus leaves betta - leaves,

£2.65
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Modern aquarium stand fish - aquarium,

Modern aquarium stand fish - aquarium,

£106.93
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10x artificial aquarium plants - aquarium,

10x artificial aquarium plants - aquarium,

£3.72
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Fish tank glass - fish, with

Fish tank glass - fish, with

£35.99
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Pack aquarium plants - 25,

Pack aquarium plants - 25,

£11.69
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Large green fish tank - green,

Large green fish tank - green,

£14.10
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Magnetic fish tank brush - tank, algae

Magnetic fish tank brush - tank, algae

£4.99
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150 tablets aquarium algae - 150,

150 tablets aquarium algae - 150,

£4.78
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Diversa aquarium with stand - diversa,

Diversa aquarium with stand - diversa,

£439.99
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Electric gravel vacuum - electric,

Electric gravel vacuum - electric,

£9.80
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Aquarium fish breeder box mesh - fish,

Aquarium fish breeder box mesh - fish,

£5.25
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Aquarium fish tank guppy - tank,

Aquarium fish tank guppy - tank,

£4.70
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Piece artificial aquarium - 10-piece,

Piece artificial aquarium - 10-piece,

£3.88
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Fluval aquasky led - fluval,

Fluval aquasky led - fluval,

£104.99
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Clear aquarium plant cups - aquarium,

Clear aquarium plant cups - aquarium,

£2.57
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Aquarium fish net tropical - net,

Aquarium fish net tropical - net,

£5.72
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Pcs aquarium fish tank - 4/pcs,

Pcs aquarium fish tank - 4/pcs,

£2.99
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Biorb classic 60l white - biorb,

Biorb classic 60l white - biorb,

£187.95
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Superfish white led panorama - white,

Superfish white led panorama - white,

£50.99
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Aquarium fish tank - aquarium, guppy

Aquarium fish tank - aquarium, guppy

£4.96
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10pcs fish tank - 10pcs,

10pcs fish tank - 10pcs,

£4.99
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Large inch aquarium - 10,

Large inch aquarium - 10,

£3.89
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Aquarium fish tank submersible - tank,

Aquarium fish tank submersible - tank,

£9.95
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Aquarium fish tank ornament - fish,

Aquarium fish tank ornament - fish,

£4.99
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Aquarium fish tank pump - tank,

Aquarium fish tank pump - tank,

£2.29
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Aquarium led light - aquarium,

Aquarium led light - aquarium,

£9.99
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Waterproof clip led - on,

Waterproof clip led - on,

£5.70
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Aquarium mini air pump fish - mini,

Aquarium mini air pump fish - mini,

£5.79
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Floating diver aquarium - floating,

Floating diver aquarium - floating,

£2.81
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150 tablets aquarium algae - aquarium,

150 tablets aquarium algae - aquarium,

£4.99
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Aquarium fish tank - fish, clean

Aquarium fish tank - fish, clean

£3.29
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Fluval 20l betta aquarium - fluval,

Fluval 20l betta aquarium - fluval,

£9.45
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Diversa aquarium fish - diversa,

Diversa aquarium fish - diversa,

£189.95
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Magnetic fish tank brush algae - fish,

Magnetic fish tank brush algae - fish,

£4.91
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Shrimp breeding cave fish tank - cave,

Shrimp breeding cave fish tank - cave,

£2.12
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Waterproof clip led - on,

Waterproof clip led - on,

£6.48
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Aquarium cleaner kit - aquarium,

Aquarium cleaner kit - aquarium,

£4.26
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Magnetic aquarium glass - aquarium,

Magnetic aquarium glass - aquarium,

£3.98
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Diversa aquarium with - aquarium, /

Diversa aquarium with - aquarium, /

£359.99
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Modern wooden aquarium - modern,

Modern wooden aquarium - modern,

£136.00
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10pcs aquarium fish - fish, tank

10pcs aquarium fish - fish, tank

£3.29
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5pcs aquarium floating plant - 5pcs,

5pcs aquarium floating plant - 5pcs,

£1.69
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Fish tank stand - fish, gallon

Fish tank stand - fish, gallon

£77.99
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Pcs aquarium fish tank - 4/pcs,

Pcs aquarium fish tank - 4/pcs,

£2.79
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Nano aquarium ultra - nano, 6l

Nano aquarium ultra - nano, 6l

£39.99
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Pawhut 24l fish tank - pawhut,

Pawhut 24l fish tank - pawhut,

£34.99
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Fluval plant nano aquarium - fluval,

Fluval plant nano aquarium - fluval,

£99.99
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Aqua one horizon aquarium - aqua, fish

Aqua one horizon aquarium - aqua, fish

£539.99
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📊96 listings · from £1.26 · avg £64.49
⚠️ These listings were last updated more than 14 days ago. Search for fresh listings

Browse 96 fish tank unit listings currently in our index. Prices range from £1.26 to £539.99, with an average of £64.49. 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: betta aquarium | juwel aquariums tanks | fish tank cabinet | algae | fish crate | freshwater fish | lps coral | zoas wysiwyg | waste water tank | montipora

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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 £1.26, while premium listings can reach £539.99 — giving you a wide budget spread to work with. The average price of £64.49 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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