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Custom fish tanks

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Custom fish tanks for sale on largest auction and classifieds sites

Home / Fish & Aquariums / Custom fish tanks refurbished & used for sale | For Sale UK
Custom aquarium order - custom,

Custom aquarium order - custom,

£392.50
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Lidzopas fish tank - fish,

Lidzopas fish tank - fish,

£55.29
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Superfish start aquarium - 70,

Superfish start aquarium - 70,

£50.00
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Redsea reefer 550g2 marine - reefer,

Redsea reefer 550g2 marine - reefer,

£1383.70
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Custom made feeding - made,

Custom made feeding - made,

£12.40
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Premium custom glass - glass, aquariums

Premium custom glass - glass, aquariums

£10.00
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Custom aquarium sump order - +,

Custom aquarium sump order - +,

£751.00
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Mesh intake filter - mesh,

Mesh intake filter - mesh,

£0.99
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Pleco cave slate roof fish - sm,

Pleco cave slate roof fish - sm,

£8.99
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Floating plant ring aquarium - floating,

Floating plant ring aquarium - floating,

£1.11
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Customer order for - , an

Customer order for - , an

£183.00
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Customer order aquarium - , with

Customer order aquarium - , with

£9999.00
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193 h47 5 - 35, cm

193 h47 5 - 35, cm

£595.00
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Glow the dark luminious - dark,

Glow the dark luminious - dark,

£10.49
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Aquariums life custom built - life,

Aquariums life custom built - life,

£843.10
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Glass small one gallon - small-in-one,

Glass small one gallon - small-in-one,

£131.90
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Suspension hanging bracket for - bracket,

Suspension hanging bracket for - bracket,

£9.99
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Made order x - order,

Made order x - order,

£410.00
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Pieces high density aquarium - 8, high-density

Pieces high density aquarium - 8, high-density

£20.50
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Made order fish tank - ,

Made order fish tank - ,

£490.00
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Aquarium customer order 110 - aquarium,,

Aquarium customer order 110 - aquarium,,

£305.00
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Customer order aquarium - , with

Customer order aquarium - , with

£9999.00
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Custom aquarium order - custom,

Custom aquarium order - custom,

£135.00
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Spray bar nozzle for fluval - spray,

Spray bar nozzle for fluval - spray,

£9.99
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Custom aquarium order - custom,

Custom aquarium order - custom,

£337.50
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Adjustable mesh aquarium lid - adjustable,

Adjustable mesh aquarium lid - adjustable,

£35.72
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Large customer order aquarium

Large customer order aquarium

£9999.00
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Made order fish tank - to,

Made order fish tank - to,

£1065.00
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Vehipa fish tank 4 gallon - vehipa,

Vehipa fish tank 4 gallon - vehipa,

£91.65
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Gaming ryzen 3600 gtx - gaming,

Gaming ryzen 3600 gtx - gaming,

£394.30
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8pc aquarium grid - aquarium,

8pc aquarium grid - aquarium,

£27.50
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Fish tank gallon aquarium - fish, 2.4-gallon

Fish tank gallon aquarium - fish, 2.4-gallon

£96.07
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Large aquarium custom size

Large aquarium custom size

£9999.00
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Custom made length - length, spray

Custom made length - length, spray

£12.00
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193 h47 5 - 193, 35

193 h47 5 - 193, 35

£485.00
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Modern style aquarium and - modern,

Modern style aquarium and - modern,

£1487.00
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Aquarium customer order fish - aquarium,

Aquarium customer order fish - aquarium,

£300.00
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Custom steel stand - custom, made

Custom steel stand - custom, made

£1.16
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Fish tank gallon - fish, 2.4

Fish tank gallon - fish, 2.4

£74.51
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Fishtank decor for freshwater - fishtank,

Fishtank decor for freshwater - fishtank,

£35.45
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Custom solid polycarbonate - custom,

Custom solid polycarbonate - custom,

£261.74
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Large aquarium 6 meters - up,

Large aquarium 6 meters - up,

£19000.00
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Custom steel stand made - made, to

Custom steel stand made - made, to

£1.16
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Custom aquarium order - aquarium,

Custom aquarium order - aquarium,

£232.40
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Aquarium grid plastic fish - grid,

Aquarium grid plastic fish - grid,

£21.29
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Fish tank backdrop - fish,

Fish tank backdrop - fish,

£60.15
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Pieces high density aquarium - pieces,

Pieces high density aquarium - pieces,

£20.20
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Stylish ultralight gallon - stylish,

Stylish ultralight gallon - stylish,

£48.88
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Gallon glass fish tank - gallon,

Gallon glass fish tank - gallon,

£57.63
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Waterproof led aquarium - led, light

Waterproof led aquarium - led, light

£65.08
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Aquarium fish tank customer - fish,

Aquarium fish tank customer - fish,

£465.00
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Pcs aquarium acrylic fish - 2,

Pcs aquarium acrylic fish - 2,

£104.33
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Aquarium decoration clay - aquarium,

Aquarium decoration clay - aquarium,

£13.29
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Fish tank background your - tank, .

Fish tank background your - tank, .

£37.26
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Marine tropical all size - marine,,

Marine tropical all size - marine,,

£9999.00
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Gallon fish tank aquarium - 2.4,

Gallon fish tank aquarium - 2.4,

£93.42
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Aquarium fish tank customer - tank,

Aquarium fish tank customer - tank,

£349.00
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Aquarium skull decor - aquarium, decor,

Aquarium skull decor - aquarium, decor,

£13.18
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Gallon fish tank aquarium - fish,

Gallon fish tank aquarium - fish,

£70.97
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Fish tank white - vinyl, decal

Fish tank white - vinyl, decal

£14.99
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Aquarium fish tank - fish,

Aquarium fish tank - fish,

£23.97
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Large customer order aquarium

Large customer order aquarium

£2775.00
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Gallon betta aquarium kit - 1.5,

Gallon betta aquarium kit - 1.5,

£52.61
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Aquarium premium custom - premium,,

Aquarium premium custom - premium,,

£9999.00
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Custom steel stand - custom,

Custom steel stand - custom,

£1.16
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6pcs artificial fish tank - 6pcs,

6pcs artificial fish tank - 6pcs,

£12.99
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Pcs highdensity aquarium - 8,

Pcs highdensity aquarium - 8,

£20.37
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Fish tank adhesive back your - tank,

Fish tank adhesive back your - tank,

£37.26
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Aquarium fish tank - fish,

Aquarium fish tank - fish,

£590.00
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Aquarium premium 470 - premium,, x

Aquarium premium 470 - premium,, x

£59999.00
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Customer order for - , an

Customer order for - , an

£235.00
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Custom sump order - custom,

Custom sump order - custom,

£358.00
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Pcs highdensity aquarium - pcs,

Pcs highdensity aquarium - pcs,

£20.37
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Pcs highdensity aquarium - 8,

Pcs highdensity aquarium - 8,

£20.37
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Linlan pieces highdensity - pieces,

Linlan pieces highdensity - pieces,

£21.68
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Custom aquarium background - custom,

Custom aquarium background - custom,

£13.20
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Small one peninsula - small-in-one,

Small one peninsula - small-in-one,

£153.48
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10cm aquarium fish - 10,

10cm aquarium fish - 10,

£14.46
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Made order metal - order,

Made order metal - order,

£745.00
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Aquarium 500l fish tank - 500l,,

Aquarium 500l fish tank - 500l,,

£935.00
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8pcs fish tank divider - 8pcs,

8pcs fish tank divider - 8pcs,

£21.99
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Micro reef ready tank 3 - reef,

Micro reef ready tank 3 - reef,

£141.02
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Aquarium fish tank customer - aquarium,,

Aquarium fish tank customer - aquarium,,

£965.00
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Aquarium skull decor - aquarium,

Aquarium skull decor - aquarium,

£14.19
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Pnw customs micro reef ready - pnw,

Pnw customs micro reef ready - pnw,

£203.18
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Pcs highdensity aquarium - 8,

Pcs highdensity aquarium - 8,

£20.37
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Custom aquarium light sign - custom,

Custom aquarium light sign - custom,

£31.05
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Custom aquarium light sign - custom, up

Custom aquarium light sign - custom, up

£31.05
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10cm aquarium fish - 10,

10cm aquarium fish - 10,

£14.74
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Glass small one gallon - glass,

Glass small one gallon - glass,

£135.22
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Aquarium fish tank customer - fish,

Aquarium fish tank customer - fish,

£268.00
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Aquarium fish tank customer - fish,

Aquarium fish tank customer - fish,

£278.00
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Large customer order - , aquarium

Large customer order - , aquarium

£6380.00
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Large customer order aquarium

Large customer order aquarium

£2999.00
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Original colorful goldfish - original,

Original colorful goldfish - original,

£76.86
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Gallon fish aquarium - 2.4,

Gallon fish aquarium - 2.4,

£106.46
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📊96 listings · from £0.99 · avg £1759.29
⚠️ These listings were last updated more than 21 days ago. Search for fresh listings

Browse 96 custom fish tanks listings currently in our index. Prices range from £0.99 to £59999, with an average of £1759.29. 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 →

Try this: aquarium equipment | large marine fish tanks | aquarium glass | cylinder fish tank | coffee table fish tank | clearseal tank | 3 foot fish tank | 2 foot fish tank | 4ft juwel fish tank | 100l fish tank

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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 £0.99, while premium listings can reach £59999 — giving you a wide budget spread to work with. The average price of £1759.29 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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