Fish tank castle
Fish tank castle for sale on Ireland's largest auction and classifieds sites
Extra large castle - large, xl - £79.99
Castle suitable any • Fish tank easy • Clean keep your - Free postage - New and Used
Castle suitable any • Fish tank easy • Clean keep your - Free postage - New and Used
Aquarium fish tank - fish, - £19.98
L18.5 h14.5cm - Free postage - New and Used
L18.5 h14.5cm - Free postage - New and Used
Aquarium fish tank ornament - aquarium, - £33.98
22x9x24cm lxwxh - Free postage - New and Used
22x9x24cm lxwxh - Free postage - New and Used
Aquarium fish tank - fish, - £15.19
Material resin quantity • Due light screen • Difference item color - Free postage - New and Used
Material resin quantity • Due light screen • Difference item color - Free postage - New and Used
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Aquarium fish tank - aquarium, ornament - £14.36
Can provide beautiful • Decoration your aquarium • Also excellent hiding - Free postage - New and Used
Can provide beautiful • Decoration your aquarium • Also excellent hiding - Free postage - New and Used
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48 listings · from £6.51 · avg £20.94
⚠️ These listings were last updated more than 15 days ago.
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Browse 48 fish tank castle listings currently in our index. Prices range from £6.51 to £79.99, with an average of £20.94. 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 castle →
Aquarium resin castle - aquarium, - £7.49
Features fish will • More fun mini • Castle authentically hand - Free postage - New and Used
Features fish will • More fun mini • Castle authentically hand - Free postage - New and Used
Large castle bridge - castle, - £16.09
- Free postage - New and Used
- Free postage - New and Used
Supa castle and bridge - supa, - £12.33
Supa castle bridge • Pack beautifully aquarium • Decoration superb detail - Free postage - New and Used
Supa castle bridge • Pack beautifully aquarium • Decoration superb detail - Free postage - New and Used
Tall decorative magical - decorative, - £25.79
Fish plant safe • Decorative towers turrets • Multiple swim throughs - Free postage - New and Used
Fish plant safe • Decorative towers turrets • Multiple swim throughs - Free postage - New and Used
Aquarium fish tank - , ornament - £11.98
L15 h13 l13 • H12 unit centimeters - Free postage - New and Used
L15 h13 l13 • H12 unit centimeters - Free postage - New and Used
Betta christmas castle - betta, - £12.40
Betta christmas castle • Colourful attractive piece • Decor any children - Free postage - New and Used
Betta christmas castle • Colourful attractive piece • Decor any children - Free postage - New and Used
Aquarium ornament castle - ornament, on - £16.59
Easy clean just • Remove them from • Down aquarium water - Free postage - New and Used
Easy clean just • Remove them from • Down aquarium water - Free postage - New and Used
Aquarium decoration castle - aquarium, on - £16.99
This would create • Nice underwater landscape • Give depth interest - Free postage - New and Used
This would create • Nice underwater landscape • Give depth interest - Free postage - New and Used
Aquarium fish tank - aquarium, - £31.90
This aquarium fish • Tank ornament castle • Dragon protecting fortress - Free postage - New and Used
This aquarium fish • Tank ornament castle • Dragon protecting fortress - Free postage - New and Used
Aquarium fish tank ornament - aquarium, - £26.70
This aquarium fish • Tank ornament castle • Decoration hiding cave - Free postage - New and Used
This aquarium fish • Tank ornament castle • Decoration hiding cave - Free postage - New and Used
Castle aquarium decor - aquarium, – - £60.82
Cast robust resin • Finished earthy browns • Cream slate blue - Free postage - New and Used
Cast robust resin • Finished earthy browns • Cream slate blue - Free postage - New and Used
Aqua one pink ruined castle - aqua, - £9.39
Pink ruined castle • Will enhance look • Feel your aquarium - Free postage - New and Used
Pink ruined castle • Will enhance look • Feel your aquarium - Free postage - New and Used
Aquarium fish tank ornament - aquarium, - £10.80
- Free postage - New and Used
- Free postage - New and Used
Small decorative castle - castle, arch - £6.98
Decorative castle arch • Fish plant safe • Towers turrets sinks - Free postage - New and Used
Decorative castle arch • Fish plant safe • Towers turrets sinks - Free postage - New and Used
Aquarium fish tank ornament - tank, - £14.14
Can provide beautiful • Decoration your aquarium • Also excellent hiding - Free postage - New and Used
Can provide beautiful • Decoration your aquarium • Also excellent hiding - Free postage - New and Used
Castle ruin rocks - cave, tall - £23.45
This would create • Nice underwater landscape • Give depth interest - Free postage - New and Used
This would create • Nice underwater landscape • Give depth interest - Free postage - New and Used
Aquarium fish tank ornament - aquarium, - £15.08
Fabulous gift - Free postage - New and Used
Fabulous gift - Free postage - New and Used
Aquarium castle towers hill - aquarium, - £14.95
This castle towers • Decoration sits hollow • Hill allow smaller - Free postage - New and Used
This castle towers • Decoration sits hollow • Hill allow smaller - Free postage - New and Used
Aquarium ornament magic - aquarium, - £11.65
Easy clean just • Remove them from • Down aquarium water - Free postage - New and Used
Easy clean just • Remove them from • Down aquarium water - Free postage - New and Used
Castle ruin aquarium ornament - castle, - £10.29
Fish plant safe • Decorative towers turrets • Multiple swim throughs - Free postage - New and Used
Fish plant safe • Decorative towers turrets • Multiple swim throughs - Free postage - New and Used
Aquarium fish tank ornament - fish, - £19.00
Stunning castle design • Structure brings magical • Underwater scene life - Free postage - New and Used
Stunning castle design • Structure brings magical • Underwater scene life - Free postage - New and Used
Medieval castle fortress with - castle, - £13.95
Has holes shy • Fish swim hide • They are 100 - Free postage - New and Used
Has holes shy • Fish swim hide • They are 100 - Free postage - New and Used
Aquarium fish tank ornament - fish, - £16.99
Idealhide house fish • Shrimp peacock cichlids • Creates natural caves - Free postage - New and Used
Idealhide house fish • Shrimp peacock cichlids • Creates natural caves - Free postage - New and Used
Ruined castle rainbow unicorn - castle, - £6.99
Ideal all types • Aquarium terrariums vivariums - Free postage - New and Used
Ideal all types • Aquarium terrariums vivariums - Free postage - New and Used
Aquarium fish tank ornament - fish, - £15.89
Realistic stone detailing • Vibrant colours this • Decorative castle provides - Free postage - New and Used
Realistic stone detailing • Vibrant colours this • Decorative castle provides - Free postage - New and Used
Aqua one enchanted - aqua, - £58.29
Enchanted wizards castle • Will enhance look • Feel your aquarium - Free postage - New and Used
Enchanted wizards castle • Will enhance look • Feel your aquarium - Free postage - New and Used
Castle turret creaper plant - turret, - £11.59
Castle turret creaper • Plant tower aquarium • Fish tank ornament - Free postage - New and Used
Castle turret creaper • Plant tower aquarium • Fish tank ornament - Free postage - New and Used
Betta large castle aquarium - large, - £21.96
- Free postage - New and Used
- Free postage - New and Used
Aquarium fish tank ornament - tank, - £16.00
Material resin color • Shown - Free postage - New and Used
Material resin color • Shown - Free postage - New and Used
Extra large fish tank - large, - £79.95
Keep your decoration • Looking its best • Avoidabrasive cleaning products - Free postage - New and Used
Keep your decoration • Looking its best • Avoidabrasive cleaning products - Free postage - New and Used
Aquarium fish tank ornament - aquarium, - £14.50
Can provide beautiful • Decoration your aquarium • Also excellent hiding - Free postage - New and Used
Can provide beautiful • Decoration your aquarium • Also excellent hiding - Free postage - New and Used
Slocme aquarium classical - slocme, - £23.58
Classical castle our • Eastern tower are • Suitable house aquarium - Free postage - New and Used
Classical castle our • Eastern tower are • Suitable house aquarium - Free postage - New and Used
Aqua one pink ruined - one, - £12.62
This synthetic castle • Decoration aqua one • China adds touch - Free postage - New and Used
This synthetic castle • Decoration aqua one • China adds touch - Free postage - New and Used
Various fish tank aquarium - fish, - £31.90
Thoroughly cleaned ready • Use plenty engaging • Stimulating shapes fish - Free postage - New and Used
Thoroughly cleaned ready • Use plenty engaging • Stimulating shapes fish - Free postage - New and Used
Aquarium fish tank - fish, - £20.32
- Free postage - New and Used
- Free postage - New and Used
Fluorescent castle - -, (17.5cm) - £8.99
10.5cm 8cm 17.5cm • Suitable aquariums classic • Fluorescent castle fade - Free postage - New and Used
10.5cm 8cm 17.5cm • Suitable aquariums classic • Fluorescent castle fade - Free postage - New and Used
Aquarium decorations fish tank - aquarium, - £19.35
Product artificial decoration • Fish tanks made • Polyresin features spongebob - Free postage - New and Used
Product artificial decoration • Fish tanks made • Polyresin features spongebob - Free postage - New and Used
Aquarium ornament castle rock - aquarium, - £24.99
This would create • Nice underwater landscape • Give depth interest - Free postage - New and Used
This would create • Nice underwater landscape • Give depth interest - Free postage - New and Used
Ornament castle towers - ornament, - £25.99
This would create • Nice underwater landscape • Give depth interest - Free postage - New and Used
This would create • Nice underwater landscape • Give depth interest - Free postage - New and Used
Aquarium fish tank - aquarium, ornament - £14.60
Can provide beautiful • Decoration your aquarium • Also excellent hiding - Free postage - New and Used
Can provide beautiful • Decoration your aquarium • Also excellent hiding - Free postage - New and Used
Aquarium castle turret and - castle, - £11.95
This resin aquarium • Castle turret decoration • Makes great addition - Free postage - New and Used
This resin aquarium • Castle turret decoration • Makes great addition - Free postage - New and Used
Fish tank aquarium ornaments - fish, - £6.51
Fish tank • Aquarium ornaments castle • Ornament decorative piece - Free postage - New and Used
Fish tank • Aquarium ornaments castle • Ornament decorative piece - Free postage - New and Used
Dxia aquarium decoration - aquarium, - £9.99
Model aquarium castle • Rock cave decoration • Made non toxic - Free postage - New and Used
Model aquarium castle • Rock cave decoration • Made non toxic - Free postage - New and Used
Try this: coral reef | aquarium stones | marine zoas | fish tank starter kit | arcadia aquarium lighting | fish tank hood | refugium | tunze | fish tank unit | marine refractometer
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Everything you need to know about fish tank castle
Whether you are looking for a brand-new or second-hand fish tank castle, eBay offers one of the largest selections available online. With 48 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 £6.51, while premium listings can reach £79.99 — giving you a wide budget spread to work with. The average price of £20.94 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.