Red sea aquarium
Red sea aquarium for sale on Ireland's largest auction and classifieds sites
Red sea coral - pro, marine - £74.99
Red sea coral • Calcium levels aligned • Reef aquarium salinity - Free postage - New and Used
Red sea coral • Calcium levels aligned • Reef aquarium salinity - Free postage - New and Used
Red sea peninsula - , - £750.00
Less than years • Old good used • Condition all pipe - Free postage - New and Used
Less than years • Old good used • Condition all pipe - Free postage - New and Used
Red sea reefer 350 - red, - £207.66
Comes sump pipe • Work fill tank • Netted lid has - Free postage - New and Used
Comes sump pipe • Work fill tank • Netted lid has - Free postage - New and Used
Red sea reefer 425xl marine - sea, - £511.60
Full marine setup • Red sea reefer • 425 tank reef - Free postage - New and Used
Full marine setup • Red sea reefer • 425 tank reef - Free postage - New and Used
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Red sea npx no3 - red, - £33.99
No3 po4 uses • Blend different carbon • Sources utilised specific - Free postage - New and Used
No3 po4 uses • Blend different carbon • Sources utilised specific - Free postage - New and Used
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48 listings · from £5.99 · avg £177.17
Browse 48 red sea aquarium listings currently in our index. Prices range from £5.99 to £1350, with an average of £177.17. 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 red sea aquarium →
Red sea reefwave aquarium - reefwave, 25 - £229.50
Red sea 6weeks • Old perfect condition • Has been running - Free postage - New and Used
Red sea 6weeks • Old perfect condition • Has been running - Free postage - New and Used
Red sea reef energy - energy, plus - £39.40
Such have huge • Wealth experience online • Trading present list - Free postage - New and Used
Such have huge • Wealth experience online • Trading present list - Free postage - New and Used
Red sea reef energy plus - red, - £19.99
Feeding simplified compatibility • Automatic dosing systems • Stable formulation remains - Free postage - New and Used
Feeding simplified compatibility • Automatic dosing systems • Stable formulation remains - Free postage - New and Used
Red sea reef led - red, - £300.00
Both good working • Order will come • Seen photos listing - Free postage - New and Used
Both good working • Order will come • Seen photos listing - Free postage - New and Used
Red sea marine premium grade - red, - £74.99
Such have huge • Wealth experience online • Trading present list - Free postage - New and Used
Such have huge • Wealth experience online • Trading present list - Free postage - New and Used
Red sea reefwave - red, 25 - £73.50
Controller working fine • Came home pump • Always had running - Free postage - New and Used
Controller working fine • Came home pump • Always had running - Free postage - New and Used
Red sea max nano - red, random - £6.99
Random flow generator • Red sea max • Nano this custom - Free postage - New and Used
Random flow generator • Red sea max • Nano this custom - Free postage - New and Used
Red sea nopox 500ml - sea, - £16.15
Full 500ml bottle • Date - Free postage - New and Used
Full 500ml bottle • Date - Free postage - New and Used
Red sea reefer xl 425 - g2+, - £1050.00
This lovely tank • Excellent condition very • Little signs wear - Free postage - New and Used
This lovely tank • Excellent condition very • Little signs wear - Free postage - New and Used
Redsea 600 skimmer for - redsea, - £94.30
Redsea reefer rsk • 600 protein skimmer • Good condition works - Free postage - New and Used
Redsea reefer rsk • 600 protein skimmer • Good condition works - Free postage - New and Used
Marine sand filter bed - bed, red - £39.99
- Free postage - New and Used
- Free postage - New and Used
Red sea reef - red, 2 - £155.00
Condition good working • Order will come • Seen photos - Free postage - New and Used
Condition good working • Order will come • Seen photos - Free postage - New and Used
Red sea reefled - red, - £343.30
Red sea reef • Led lights please • Come arms attach - Free postage - New and Used
Red sea reef • Led lights please • Come arms attach - Free postage - New and Used
Red sea alkalinity - pro, test - £19.99
Such have huge • Wealth experience online • Trading present list - Free postage - New and Used
Such have huge • Wealth experience online • Trading present list - Free postage - New and Used
Red sea reef wave - sea, 25 - £160.00
Good condition full • Working order will • Come seen photos - Free postage - New and Used
Good condition full • Working order will • Come seen photos - Free postage - New and Used
Red sea aiptasia - sea, elimination - £19.99
Red sea has • Developed exciting patent • Pending formula treat - Free postage - New and Used
Red sea has • Developed exciting patent • Pending formula treat - Free postage - New and Used
Red sea reef - sea, mature - £31.99
Such have huge • Wealth experience online • Trading present list - Free postage - New and Used
Such have huge • Wealth experience online • Trading present list - Free postage - New and Used
Aquarium mesh lid for red - aquarium, - £215.00
Frozen food feeder • Holes not including • Red sea nano - Free postage - New and Used
Frozen food feeder • Holes not including • Red sea nano - Free postage - New and Used
Red sea reef wave brand - red, 45 - £300.00
Combination advanced smooth • Running energy efficient • Sine wave motor - Free postage - New and Used
Combination advanced smooth • Running energy efficient • Sine wave motor - Free postage - New and Used
Red sea marine - sea, - £57.99
Unlike basic cycling • Products mcp establishes • Fully balanced biological - Free postage - New and Used
Unlike basic cycling • Products mcp establishes • Fully balanced biological - Free postage - New and Used
Red sea foundation - foundation, liquids - £20.99
Aids preventing calcium • Precipitation such have • Huge wealth experience - Free postage - New and Used
Aids preventing calcium • Precipitation such have • Huge wealth experience - Free postage - New and Used
Red sea reefmat 500 - reefmat, marine - £219.10
Red sea reefmat • 500 partial rolls • Included - Free postage - New and Used
Red sea reefmat • 500 partial rolls • Included - Free postage - New and Used
Red sea diy aquarium - sea, - £8.50
Use red sea • Aquarium net covers • Larger cut outs - Free postage - New and Used
Use red sea • Aquarium net covers • Larger cut outs - Free postage - New and Used
Red sea rsk300 - red, skimmer - £115.00
Good working order • This model skimmer • Not app controlled - Free postage - New and Used
Good working order • This model skimmer • Not app controlled - Free postage - New and Used
Aquarium mesh lid for - mesh, sea - £180.00
Frozen food feeder • Red sea reefer • 170 600mm 500mm - Free postage - New and Used
Frozen food feeder • Red sea reefer • 170 600mm 500mm - Free postage - New and Used
Red sea reef wave marine - sea, - £125.00
Good working order • This unit missing • Impeller blade bit - Free postage - New and Used
Good working order • This unit missing • Impeller blade bit - Free postage - New and Used
Red sea reef matt - reef, marine - £167.10
Red sea reef • Matt 500 marine • Aquarium filter internal - Free postage - New and Used
Red sea reef • Matt 500 marine • Aquarium filter internal - Free postage - New and Used
Red sea reefwave aquarium - reefwave, - £229.50
Red sea 25wave • Maker 6weeks old • All perfect order - Free postage - New and Used
Red sea 25wave • Maker 6weeks old • All perfect order - Free postage - New and Used
Red sea reefer adjustable - red, - £19.95
Manufactured these change • Waterflow pattern red • Sea reefer aquariums - Free postage - New and Used
Manufactured these change • Waterflow pattern red • Sea reefer aquariums - Free postage - New and Used
Red sea calcium bottle - red, - £20.00
Full bottle date - Free postage - New and Used
Full bottle date - Free postage - New and Used
Red sea reef - led, marine - £156.70
Light itself good • Working order psu • Needs replacing photo - Free postage - New and Used
Light itself good • Working order psu • Needs replacing photo - Free postage - New and Used
Red sea reefmat 500 marine - sea, - £208.70
Ideal upgrade anyone • Wanting automatic fleece • Filtration without hassle - Free postage - New and Used
Ideal upgrade anyone • Wanting automatic fleece • Filtration without hassle - Free postage - New and Used
Red sea reefato auto - red, - £177.50
Brand new sealed • Reef ato plus - Free postage - New and Used
Brand new sealed • Reef ato plus - Free postage - New and Used
Red sea reefer 350 - sea, - £312.70
Red sea reefer • 350 sale tank • Very well matured - Free postage - New and Used
Red sea reefer • 350 sale tank • Very well matured - Free postage - New and Used
Red sea berlin marine - red, - £99.99
Sorry collection person • Pictured item you • Will receive - Free postage - New and Used
Sorry collection person • Pictured item you • Will receive - Free postage - New and Used
Red sea skimmer rsk - red, - £156.70
Red sea skimmer • 600 working perfectly • Selling due tank - Free postage - New and Used
Red sea skimmer • 600 working perfectly • Selling due tank - Free postage - New and Used
Red sea part complete - sea, reef - £37.10
Printed red sea • Part complete reef • Care 600l bottle - Free postage - New and Used
Printed red sea • Part complete reef • Care 600l bottle - Free postage - New and Used
Red sea reefer 170 aquarium - reefer, - £1350.00
Features reefer deluxe • Incorporates reefled lights • Along their respective - Free postage - New and Used
Features reefer deluxe • Incorporates reefled lights • Along their respective - Free postage - New and Used
Printed protein skimmer - printed, - £16.00
- Free postage - New and Used
- Free postage - New and Used
Red sea magnesium pro - magnesium, test - £19.99
Maintaining proper magnesium • Levels essential balancing • Calcium alkalinity helping - Free postage - New and Used
Maintaining proper magnesium • Levels essential balancing • Calcium alkalinity helping - Free postage - New and Used
Red sea reefer filtercup - red, - £5.99
Red sea filter • Very simple install • Easy maintain change - Free postage - New and Used
Red sea filter • Very simple install • Easy maintain change - Free postage - New and Used
Printed skimmer stand for - 3d, - £15.00
- Free postage - New and Used
- Free postage - New and Used
Red sea mcp - sea, marine - £16.14
Varied levels use • Red sea mcp • Marine care master - Free postage - New and Used
Varied levels use • Red sea mcp • Marine care master - Free postage - New and Used
Try this: juwel tank | fluval edge 46 | fluval aquarium | aquaray | 4ft fish tank aquarium | superfish tank | eheim 2075 | corner tank | reef aquarium tank | aquarium filter
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Everything you need to know about red sea aquarium
Whether you are looking for a brand-new or second-hand red sea aquarium, 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 £5.99, while premium listings can reach £1350 — giving you a wide budget spread to work with. The average price of £177.17 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.