Tetra - Aquarium Maintenance Products
Keep your aquarium clean and balanced with Tetra products. The range includes reliable water conditioners such as AquaSafe, bacterial starters, liquid plant fertilisers and algae control products. Practical tools such as blade cleaners, cleaning wipes and magnetic glass cleaners complete the selection, making everyday aquarium care simple.
Aquarium Maintenance: 28 items
Tetra Aqua Safe, 250 ml
- Makes tap water suitable for fish by immediately neutralising harmful substances
- Neutralises dangerous chlorine, chloramine, copper, zinc and lead
- Protects fish's gills and mucous membranes
€ 7,19 € 7,99 (€ 28,76 / l)
Delivery by October 08
Tetra FilterActive 100ml, 250 ml
- Adds highly active living bacteria and supports the permanent biological activity in the aquarium
- Accelerates the breakdown of pollutants such as ammonia and nitrite
- Improves the cleaning performance of the filter for clear water
€ 10,79 € 11,99 (€ 43,16 / l)
Delivery by October 08
Tetra AlguMin, 500 ml
- Practical for algae control
- For initial algae problems
- With humic substances
€ 19,79 € 21,99 (€ 39,58 / l)
Delivery by November 04
Tetra Nitrate Minus, 250 ml
- For permanent reduction of the nitrate content and for biocide-free algae control
- Purely biological nitrate reduction and thus a long-term improvement in water quality
- Algae growth is significantly restricted because algae is removed from the main source of food
€ 8,99 € 9,99 (€ 35,96 / l)
Delivery by October 08
Tetra PlantaMin 250 ml, 250 ml
- Slow-release formulation for vigorous plant growth
- 30-day slow-release supply of iron
- Free from harmful phosphate and nitrate
€ 8,99 € 9,99 (€ 35,96 / l)
Delivery by October 08
Tetra Easy Balance, 500 ml
- Reduces cleaning effort and keeps fish and plants in shape
- Reduces the number of water changes and stabilises important water values for up to 6 months
- Simplifies aquarium maintenance
€ 14,39 € 15,99 (€ 28,78 / l)
Delivery by October 08
Tetra pH / KH Plus 250ml, 250 ml
- Precise increase in carbonate hardness
- Stable water values without sudden acidity drop
- Suitable for freshwater & seawater
€ 7,19 € 7,99 (€ 28,76 / l)
Delivery by October 08
Tetra Algezit, 10 pieces
- Against heavy algae growth
- The "emergency brake" in case of very heavy algae infestation
- No water discolouration
€ 5,84 € 6,49 (€ 0,58 / pc)
Delivery by October 08
Tetra TetraTec Aquarium Glass Cleaner GS45
- Easy and thorough cleaning of the aquarium inner panes
- Easily removes algae and other dirt particles from aquarium glass
- Blades are rustproof and can be easily replaced
€ 15,29 € 16,99
Delivery by October 08
Tetra CO2 plus, 250 ml
- CO2 is an essential nutrient for healthy and abundant plant growth
- Adds carbon to the water in a form that is available to plants
- Biological release of CO2 up to a week
€ 8,99 € 9,99 (€ 35,96 / l)
Delivery by October 08
Tetra Tetratec SB 45 Replacement Blades
- Stainless
- Easily interchangeable
- 2 pieces
€ 3,59 € 3,99
Delivery by October 08
Tetra PlantaStart, 12 tablets
- Fertiliser tablets for magnificent aquatic plants
- Provides freshly used aquatic plants with all important nutrient combinations
- Boosts growth with a valuable plant hormone
€ 6,29 € 6,99 (€ 314,50 / kg)
Delivery by October 08
Tetra CrystalWater, 500 ml
- For crystal clear aquarium water
- Effectively binds turbidity for filters
- For all freshwater aquariums
€ 17,99 € 19,99 (€ 35,98 / l)
Delivery by October 08
Tetra Magnet Cleaner, Flat M
- Thanks to its ergonomic shape, cleaner sits particularly comfortably in the hand
- Anti-slip surface for maximum grip while cleaning
- The inner part floating on the surface of the water prevents wet hands and scratches
€ 17,09 € 18,99
Delivery by October 08
Tetra PlantaPro, 250 ml
- Adds targeted and quickly consumed trace elements and vitamins in plant-available form
- For healthy and abundant plant growth
- Lush green leaves and bright colours
€ 11,69 € 12,99 (€ 46,76 / l)
Delivery by October 08
Tetra Tetratec Floor Cleaner, GC 30
- Comfortable, easy-to-use floor cleaner
- Quick start valve for sucking in the water
- Fish guard prevents fish or gravel from being sucked in
€ 9,89 € 10,99
Delivery by October 08
Tetra ToruMin, 250 ml
- Immediately creates nature-identical tropical water (so-called black water) as fish know from their natural habitat
- Bio-active substances promote vitality and natural colours
- Natural tannins and humic acids support well-being and resistance
€ 8,99 € 9,99 (€ 35,96 / l)
Delivery by October 08
Tetra Tetra Vital, 500 ml
- To promote vitality, well-being and natural colours
- Supplements essential vitamins, minerals and trace elements
- Naturally active B vitamins provide more vitality and reduce stress
€ 17,99 € 19,99 (€ 35,98 / l)
Delivery by November 04
Tetra ReptoSafe, 250ml
- Protects the skin of the reptiles
- Ensures stress-free water changes
- Immediately prepares tap water for use
€ 8,09 € 8,99
Delivery by November 04
Tetra AlgoStop Controlled Release, 12 pieces
- Long-term control of algae
- Destroys brush & filamentous algae
- Dimensionally stable tablets
€ 8,09 € 8,99 (€ 0,67 / pc)
Delivery by October 08
Tetra Safe Start, 250 ml
- Contains specially bred, living nitrifying bacteria that have been proven to reduce toxic ammonia and nitrite in the aquarium
- Shelf life of 12 months without any cooling at temperatures between 20-30 ° C
- Can be used both when setting up an aquarium, after a medication application and after every water change
€ 25,19 € 27,99 (€ 100,76 / l)
Delivery by October 08
Tetra Algetten, 12 pieces
- Prevention & long-term control of algae
- Practical extended-release formulation
- Prevents the formation of new algae
€ 7,19 € 7,99 (€ 0,60 / pc)
Delivery by October 08
Tetra VitaMinPro 3in1, 250 ml
- Water treatment product for freshwater aquariums
- With vitamins and trace elements
- For fish, invertebrates and plants
€ 13,99 (€ 55,96 / l)
Delivery by October 08
Tetra EasyWipes Cleaning Wipes, 10 pieces
- For freshwater and saltwater aquariums
- Effortlessly removes limescale and residues
- Suitable for glass and plastic
€ 5,19 (€ 0,52 / pc)
Delivery by October 08
Tetra Bactozym, 10 tablets
- Selected enzymes reduce water pollution and ensure crystal-clear water
- Ensures quick bioactivity and simplifies the introduction of new aquarium water
- Creates an optimal growth-promoting environment for bacteria that break down waste
€ 8,99 € 9,99 (€ 428,10 / kg)
Delivery by November 04
Tetra Crypto, 30 tablets
- Fertiliser tablets for lush, healthy rooting of aquatic plants
- Nutrients are absorbed by the plant roots
- Contains iron and important trace elements in complex form
€ 14,39 € 15,99 (€ 625,65 / kg)
Not available at the moment
Tetra Nitrate Minus Pearls, 250 ml
- To permanently reduce the nitrate content when setting up the aquarium
- Important algae nutrient is withdrawn and water quality is improved in the long term
- Purely biological nitrate reduction for 12 months
€ 19,79 € 21,99 (€ 79,16 / l)
Delivery by November 03
Tetra Water Care Plus, 500 ml
- Extends water change intervals
- Safe water values without any stress
- Ideal for fish & plants
€ 13,99 (€ 27,98 / l)
Delivery by November 03