Tetra aquarium
Tetra aquarium for sale on Ireland's largest auction and classifieds sites
Tetra aquasafe 100ml 250ml - aquasafe, - €17.90
Tetra aquasafe • Highly effective water • Conditioner make tap - Free postage - New and Used
Tetra aquasafe • Highly effective water • Conditioner make tap - Free postage - New and Used
Tetra nitrate minus aquarium - nitrate, - €11.49
Reduces algae nutrient • Nitrate no3 reliably • Natural way tetra - Free postage - New and Used
Reduces algae nutrient • Nitrate no3 reliably • Natural way tetra - Free postage - New and Used
Tetra safestart aquarium tap - tetra, | - €18.39
Tetra safestart contains • Specially bred living • Nitrifying bacteria that - Free postage - New and Used
Tetra safestart contains • Specially bred living • Nitrifying bacteria that - Free postage - New and Used
Tetra crystalwater aquarium - tetra, - €14.75
Eliminates clouding from • Aquarium water within • Matter hours suitable - Free postage - New and Used
Eliminates clouding from • Aquarium water within • Matter hours suitable - Free postage - New and Used
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Tetra aquarium crystal - tetra, - €9.05
Tetra crystal water • Clarifier warning not • Use this product - Free postage - New and Used
Tetra crystal water • Clarifier warning not • Use this product - Free postage - New and Used
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48 listings · from €4.79 · avg €17.37
Browse 48 tetra aquarium listings currently in our index. Prices range from €4.79 to €87.95, with an average of €17.37. 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 tetra aquarium →
Tetra aquarium water - 6, in - €6.99
Dip test checking • Water quality indicators • Just seconds tests - Free postage - New and Used
Dip test checking • Water quality indicators • Just seconds tests - Free postage - New and Used
Tetra safestart aquarium water - tetra, - €12.65
Live bacteria contained • Within tetra safestart • Instantly creates biologically - Free postage - New and Used
Live bacteria contained • Within tetra safestart • Instantly creates biologically - Free postage - New and Used
Tetra easy balance - easy, - €14.99
Tetra easybalance reduces • Phosphate now also • Nitrate purely biological - Free postage - New and Used
Tetra easybalance reduces • Phosphate now also • Nitrate purely biological - Free postage - New and Used
Tetra aquasafe - tetra, - €29.99
Save money buying • Bottle - Free postage - New and Used
Save money buying • Bottle - Free postage - New and Used
Tetra aquarium flakes tetramin - tetra, - €14.49
Tetramin flakes sizes • Consisting more than • High quality raw - Free postage - New and Used
Tetramin flakes sizes • Consisting more than • High quality raw - Free postage - New and Used
Tetra crystal water - tetra, - €24.99
Application when opacities • Add per aquarium • Value wait atleast - Free postage - New and Used
Application when opacities • Add per aquarium • Value wait atleast - Free postage - New and Used
Tetra tetramin - tetra, - €87.45
Tetra tetramin aquarium • Tropical fish flake • Food its patented - Free postage - New and Used
Tetra tetramin aquarium • Tropical fish flake • Food its patented - Free postage - New and Used
Tetra algumin 250ml - algumin, aquarium - €26.99
- Free postage - New and Used
- Free postage - New and Used
Tetra min complete food - min, - €26.99
Consists more than • High quality raw • Materials feed typeflake - Free postage - New and Used
Consists more than • High quality raw • Materials feed typeflake - Free postage - New and Used
Tetra tetramin tropical flake - tetramin, - €18.39
More variety feed • Tetrarubin tetraphyll freshdelica • Marina floating aquarium - Free postage - New and Used
More variety feed • Tetrarubin tetraphyll freshdelica • Marina floating aquarium - Free postage - New and Used
Tetra filter active live - tetra, - €12.20
Available 100ml 250ml • Bottles treats 400 • 000 litres respectively - Free postage - New and Used
Available 100ml 250ml • Bottles treats 400 • 000 litres respectively - Free postage - New and Used
Tetra easy balance 100ml 250ml - balance, - €15.99
Tetra easy balance • Water conditioner aquariums • Per liters gallons - Free postage - New and Used
Tetra easy balance • Water conditioner aquariums • Per liters gallons - Free postage - New and Used
Tetra min tetramin tropical - min, - €87.95
Tetra tetramin flakes • Nutritionally balanced easily • Digestible premium flake - Free postage - New and Used
Tetra tetramin flakes • Nutritionally balanced easily • Digestible premium flake - Free postage - New and Used
Tropical fish food - fish, - €13.69
Tetra tropical flakes • Fish tank food • 200g bag flaked - Free postage - New and Used
Tetra tropical flakes • Fish tank food • 200g bag flaked - Free postage - New and Used
Tetra pro colour - colour, fish - €7.99
Produced gentle low • Heat process they • Retain essential nutrients - Free postage - New and Used
Produced gentle low • Heat process they • Retain essential nutrients - Free postage - New and Used
Printed automatic fish egg - 3d, - €29.99
This automatic fish • Spawn moss they • Lay their eggs - Free postage - New and Used
This automatic fish • Spawn moss they • Lay their eggs - Free postage - New and Used
Tetra prima aquarium fish food - tetra, - €6.51
Tetra prima aquarium • Fish food granules - Free postage - New and Used
Tetra prima aquarium • Fish food granules - Free postage - New and Used
Tetra aquasafe aquarium - tetra, - €6.80
Promotes healthy water • That more closely • Represents natural habitats - Free postage - New and Used
Promotes healthy water • That more closely • Represents natural habitats - Free postage - New and Used
Tetra safe start 50ml - tetra, - €6.60
Tetra safe start • Safestart levels rise • Perform partial water - Free postage - New and Used
Tetra safe start • Safestart levels rise • Perform partial water - Free postage - New and Used
Tetra aquasafe aquarium clean - aquasafe, - €7.50
Tap water • Aqua safe aquarium • Fish removing harmful - Free postage - New and Used
Tap water • Aqua safe aquarium • Fish removing harmful - Free postage - New and Used
Tetra aquarium holiday fish - aquarium, - €6.95
Aquarium tropical fish • Food micro granules • Pellets tetra guppy - Free postage - New and Used
Aquarium tropical fish • Food micro granules • Pellets tetra guppy - Free postage - New and Used
Tetra tetramin 20g 52g 100g - tetramin, 20g, - €21.75
Tetramin fish flake • Food biological balanced • Clear water complete - Free postage - New and Used
Tetramin fish flake • Food biological balanced • Clear water complete - Free postage - New and Used
Tetra safestart safe - tetra, start - €6.60
Tetra safestart 50ml • Introduces live filter • Bacteria that enable - Free postage - New and Used
Tetra safestart 50ml • Introduces live filter • Bacteria that enable - Free postage - New and Used
Tetra aquasafe - tetra, - €40.99
Tetra aquasafe • Litres residue fully • Breaks down into - Free postage - New and Used
Tetra aquasafe • Litres residue fully • Breaks down into - Free postage - New and Used
Tetra filter active aquarium - filter, | - €5.69
Labs aquarium stabiliser • Dosage rate shake • Well add 5ml - Free postage - New and Used
Labs aquarium stabiliser • Dosage rate shake • Well add 5ml - Free postage - New and Used
Tetra aquasafe 500ml tap - aquasafe, - €17.90
Usage treat new • Tap water aquasafe • Before adding your - Free postage - New and Used
Usage treat new • Tap water aquasafe • Before adding your - Free postage - New and Used
Tetra tabimin tablets - tetra, - €23.49
Tetra tabimin tablets • Aquarium fish food • Provides complete varied - Free postage - New and Used
Tetra tabimin tablets • Aquarium fish food • Provides complete varied - Free postage - New and Used
Tetra crystal water - water, 100ml - €9.05
Tetra crystal water • Essential addition maintaining • Beautiful clear freshwater - Free postage - New and Used
Tetra crystal water • Essential addition maintaining • Beautiful clear freshwater - Free postage - New and Used
Tetra tetramin tropical flake - tetramin, - €13.68
Tetramin 100g tub • Aquarium tropical fish • 2.1kg bucket clean - Free postage - New and Used
Tetramin 100g tub • Aquarium tropical fish • 2.1kg bucket clean - Free postage - New and Used
Tetra pleco spirulina algae - tetra, - €5.60
Tetra pleco multi • Wafers are specially • Large herbivorous bottom - Free postage - New and Used
Tetra pleco multi • Wafers are specially • Large herbivorous bottom - Free postage - New and Used
Tetra fun tips tablets 75 - tetra, - €5.95
Tetra fun tips • Are adhesive food • Tablets tropical fish - Free postage - New and Used
Tetra fun tips • Are adhesive food • Tablets tropical fish - Free postage - New and Used
Tetra aquasafe 250ml tap - aquasafe, water - €10.34
What more its • Vitamin mix reduces • Any stress that - Free postage - New and Used
What more its • Vitamin mix reduces • Any stress that - Free postage - New and Used
Tetra easy balance fish tank - tetra, - €6.56
Tetra aquasafe transforms • Regular water promptly • Into fish safe - Free postage - New and Used
Tetra aquasafe transforms • Regular water promptly • Into fish safe - Free postage - New and Used
Tetra aquasafe aquarium tap - tetra, - €16.39
Treat all tap • Water adding 5ml • Labs aquarium stabiliser - Free postage - New and Used
Treat all tap • Water adding 5ml • Labs aquarium stabiliser - Free postage - New and Used
Tetra aquarium fish - fish, tank - €8.59
Glass scraper gs45 • Tetra aquarium fish • Perfect simple effective - Free postage - New and Used
Glass scraper gs45 • Tetra aquarium fish • Perfect simple effective - Free postage - New and Used
Tetra crystal water clear - tetra, - €9.22
Tetra crystal water • Clear aquarium • 100ml - Free postage - New and Used
Tetra crystal water • Clear aquarium • 100ml - Free postage - New and Used
Tetra pro colour 20g 55g - pro, 20g, - €17.19
Colour concentrate beautiful • Colourful fish advanced • Daily diet all - Free postage - New and Used
Colour concentrate beautiful • Colourful fish advanced • Daily diet all - Free postage - New and Used
Tetra pro colour - (refill), - €14.99
Tetrapro has set • New standard fish • Nutrition premium complete - Free postage - New and Used
Tetrapro has set • New standard fish • Nutrition premium complete - Free postage - New and Used
Tetra aquasafe 50ml - tetra, 100ml - €4.79
What more its • Vitamin mix reduces • Any stress that - Free postage - New and Used
What more its • Vitamin mix reduces • Any stress that - Free postage - New and Used
Tetra tetrapro colour - tetra, - €11.39
They are produced • Using tetra gentle • Low temperature process - Free postage - New and Used
They are produced • Using tetra gentle • Low temperature process - Free postage - New and Used
Tetra nitrate minus aquarium - nitrate, - €10.99
Tetra nitrate minus • Naturally effectively safely • No3 both freshwater - Free postage - New and Used
Tetra nitrate minus • Naturally effectively safely • No3 both freshwater - Free postage - New and Used
Tetra safestart safe - safe, start - €19.99
Live filter bacteria • Tetra safestart 250ml • Instant aquarium start - Free postage - New and Used
Live filter bacteria • Tetra safestart 250ml • Instant aquarium start - Free postage - New and Used
Tetra pleco spirulina - tetra, - €14.99
150g pouch complete • Food all large • Herbivorous bottom feeding - Free postage - New and Used
150g pouch complete • Food all large • Herbivorous bottom feeding - Free postage - New and Used
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Everything you need to know about tetra aquarium
Whether you are looking for a brand-new or second-hand tetra 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 €4.79, while premium listings can reach €87.95 — giving you a wide budget spread to work with. The average price of €17.37 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.