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Custom fish tanks

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Custom fish tanks for sale on largest auction and classifieds sites

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Custom aquarium order - custom,

Custom aquarium order - custom,

£392.50
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Pnw custom large anemone cage - anemone,

Pnw custom large anemone cage - anemone,

£35.02
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Lidzopas fish tank - lidzopas,

Lidzopas fish tank - lidzopas,

£55.29
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Large multi plec pleco axolotl - multi,

Large multi plec pleco axolotl - multi,

£31.89
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Customer order aquarium with

Customer order aquarium with

£9999.00
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Premium custom glass - custom,

Premium custom glass - custom,

£10.00
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Custom made feeding - made, for

Custom made feeding - made, for

£13.47
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Custom steel stand made - steel, to

Custom steel stand made - steel, to

£1.16
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Customer order for - , an

Customer order for - , an

£475.00
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Custom steel stand made - custom, to

Custom steel stand made - custom, to

£1.16
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Large aquarium custom size

Large aquarium custom size

£9999.00
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Customer order for - , an

Customer order for - , an

£183.00
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Custom steel stand made - stand,

Custom steel stand made - stand,

£1.16
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Custom marine tank full set - custom,

Custom marine tank full set - custom,

£414.70
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Large multi plec - plec, axolotl

Large multi plec - plec, axolotl

£37.09
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Floating plant ring aquarium - floating,

Floating plant ring aquarium - floating,

£7.99
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Aquarium customer order fish - -,

Aquarium customer order fish - -,

£300.00
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Made order fish - to, tank

Made order fish - to, tank

£490.00
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Aquarium customer order - order, 110

Aquarium customer order - order, 110

£305.00
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Aquarium fish tank customer - tank,

Aquarium fish tank customer - tank,

£590.00
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Mesh intake filter screen - filter,

Mesh intake filter screen - filter,

£1.00
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Aquarium fish tank customer - tank,

Aquarium fish tank customer - tank,

£465.00
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Large customer order - , aquarium

Large customer order - , aquarium

£9999.00
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Large aquarium 6 meters - aquarium, to

Large aquarium 6 meters - aquarium, to

£19000.00
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Pleco cave slate roof fish - slate,

Pleco cave slate roof fish - slate,

£8.99
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Custom aquarium order - aquarium,

Custom aquarium order - aquarium,

£135.00
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Customer order aquarium - , with

Customer order aquarium - , with

£9999.00
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Custom steel stand made - steel, to

Custom steel stand made - steel, to

£1.16
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Fish tank gallon - 2.4,

Fish tank gallon - 2.4,

£95.58
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Gallon fish tank - fish,

Gallon fish tank - fish,

£93.93
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Fish tank gallon - fish, 2.4

Fish tank gallon - fish, 2.4

£76.88
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Glow the dark luminious - in,

Glow the dark luminious - in,

£10.49
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Aquarium premium 470 65 - x,

Aquarium premium 470 65 - x,

£59999.00
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Fluval external filter - fluval,

Fluval external filter - fluval,

£11.99
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Custom sump order - sump,

Custom sump order - sump,

£358.00
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Suspension hanging bracket for - hanging,

Suspension hanging bracket for - hanging,

£9.99
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Modern style aquarium - modern, and

Modern style aquarium - modern, and

£1487.00
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Aquarium premium custom order - aquarium,

Aquarium premium custom order - aquarium,

£9999.00
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Glass small one gallon - small-in-one,

Glass small one gallon - small-in-one,

£159.95
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Gallon fish aquarium - gallon,

Gallon fish aquarium - gallon,

£107.04
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Large customer order - , aquarium

Large customer order - , aquarium

£2775.00
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Aquarium fish tank dividers - tank,

Aquarium fish tank dividers - tank,

£23.97
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Customer order for - , an

Customer order for - , an

£235.00
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Marine tropical all size - marine,,

Marine tropical all size - marine,,

£9999.00
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Pieces high density aquarium - 8,

Pieces high density aquarium - 8,

£20.50
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Aquarium fish tank - aquarium,,

Aquarium fish tank - aquarium,,

£268.00
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Pieces high density - density, aquarium

Pieces high density - density, aquarium

£20.99
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Made order x h16 - order, h16''

Made order x h16 - order, h16''

£410.00
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Custom made length - custom,

Custom made length - custom,

£12.00
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Adjustable mesh aquarium lid - adjustable,

Adjustable mesh aquarium lid - adjustable,

£32.11
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193 h47 5 - 193, customer

193 h47 5 - 193, customer

£555.00
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Aquarium 500l fish - fish, tank

Aquarium 500l fish - fish, tank

£935.00
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193 h47 5 cm customer - x,

193 h47 5 cm customer - x,

£485.00
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Aquarium fish tank customer - aquarium,,

Aquarium fish tank customer - aquarium,,

£495.00
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Made order fish tank - to,

Made order fish tank - to,

£999.00
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Spray bar nozzle for fluval - bar, u1

Spray bar nozzle for fluval - bar, u1

£9.99
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Gallon glass fish - fish, tank

Gallon glass fish - fish, tank

£57.94
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Customer order for - an, aquarium

Customer order for - an, aquarium

£745.00
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Made order metal - order,

Made order metal - order,

£645.00
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Large customer order aquarium

Large customer order aquarium

£7125.00
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Custom solid polycarbonate - custom,

Custom solid polycarbonate - custom,

£263.16
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Large customer order aquarium

Large customer order aquarium

£2999.00
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Aquarium fish tank customer - tank,

Aquarium fish tank customer - tank,

£349.00
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Fish tank background your - background, .

Fish tank background your - background, .

£37.47
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Aquarium fish tank customer - fish,

Aquarium fish tank customer - fish,

£278.00
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Waterproof led aquarium light - waterproof,

Waterproof led aquarium light - waterproof,

£75.97
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Large customer order aquarium

Large customer order aquarium

£6380.00
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Custom order marine tropical - order, marine,

Custom order marine tropical - order, marine,

£9999.00
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Made order x h16 - x, h16''

Made order x h16 - x, h16''

£410.00
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Aquarium fish tank - fish, 42''x

Aquarium fish tank - fish, 42''x

£268.00
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Fish tank decal stickers - 'fish, tank'

Fish tank decal stickers - 'fish, tank'

£4.99
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Aquarium lid hood fish tank - aquarium,

Aquarium lid hood fish tank - aquarium,

£20.88
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Adjustable platic grip panel - adjustable,

Adjustable platic grip panel - adjustable,

£16.92
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Aquarium decoration clay - aquarium,

Aquarium decoration clay - aquarium,

£13.37
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Pieces high density aquarium - 4,

Pieces high density aquarium - 4,

£16.06
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Micro reef ready tank 3 - reef, (0.3

Micro reef ready tank 3 - reef, (0.3

£166.81
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Eraark fish tank - eraark,

Eraark fish tank - eraark,

£40.14
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10cm aquarium fish - *,

10cm aquarium fish - *,

£14.19
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Adjustable platic grip - platic,

Adjustable platic grip - platic,

£12.30
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Gallon fish tank - 2.4,

Gallon fish tank - 2.4,

£63.17
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Pieces high density aquarium - 8,

Pieces high density aquarium - 8,

£19.88
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Pieces high density - 8,

Pieces high density - 8,

£21.36
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Custom aquarium background - custom,

Custom aquarium background - custom,

£13.99
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Customer order for - , an

Customer order for - , an

£448.00
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Fish tank adhesive - tank, your

Fish tank adhesive - tank, your

£37.47
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Aquarium fish tank customer - aquarium,,

Aquarium fish tank customer - aquarium,,

£965.00
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Micro reef ready - box),

Micro reef ready - box),

£133.80
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Layer aquarium filter media - filter,

Layer aquarium filter media - filter,

£11.23
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6pcs artificial fish tank - 6pcs,

6pcs artificial fish tank - 6pcs,

£11.99
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Custom aquarium light - aquarium,

Custom aquarium light - aquarium,

£28.09
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Custom aquarium light - up, sign

Custom aquarium light - up, sign

£28.09
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Pack aquarium plant - aquarium, holder

Pack aquarium plant - aquarium, holder

£30.32
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Custom overflow for - custom,

Custom overflow for - custom,

£30.33
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Pnw customs micro reef - micro,

Pnw customs micro reef - micro,

£214.09
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Gallon fish aquarium - 2.4,

Gallon fish aquarium - 2.4,

£107.04
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Gallon fish tank - tank, starter

Gallon fish tank - tank, starter

£85.63
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📊96 listings · from £1 · avg £1925.25
⚠️ These listings were last updated more than 19 days ago. Search for fresh listings

Browse 96 custom fish tanks listings currently in our index. Prices range from £1 to £59999, with an average of £1925.25. 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 custom fish tanks →

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Everything you need to know about custom fish tanks

Whether you are looking for a brand-new or second-hand custom fish 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, while premium listings can reach £59999 — giving you a wide budget spread to work with. The average price of £1925.25 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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