Tetra Aquarium Products

Aquarium professionals since 1951

You don't really need an introduction to Tetra. Almost everyone has heard of this renowned company, a leader in innovative research in the field of aquaristics since the 1950s. Tetra offers complete aquarium sets in various sizes and stylish matching base cabinets. The Starter Line series is particularly suitable for beginners. Tetra also offers the necessary aquarium technology in top-notch quality - air pumps, filters, heaters as well as accessories such as hoses, filter media and water tests. Their line of fish food is made with the best ingredients and enjoys high acceptance among fish. Also available are aquarium decorations and care products for healthy water, aquarium plants and fish.

Shop by category.

Filter & sort

Price
Filter

Tetra: 211 items

  • TetraMin Food Flakes
    4.9 (48)

    Tetra TetraMin Food Flakes, 1L

    -10%
    • Ideal for mixed fish stocking
    • Supports well-being, vitality & colours
    • Promotes a normal immune system
  • Tetra Aqua Safe
    4.9 (78)

    Tetra Aqua Safe, 500ml

    -10%
    • 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
  • Tetra Complete Substrates 2.5kg
    4.9 (17)

    Tetra Complete Substrates 2.5kg, 5 kg

    -10%
    • Ready-to-use soil concentrate an effective long-term fertiliser
    • For beautiful and healthy plant growth
    • Made of the high-quality sand mixture with natural content of iron and micronutrients
  • TetraMin Flake Food XL
    4.9 (16)

    Tetra TetraMin Flake Food XL, 1L

    -10%
    • Ideal for mixed fish stocking
    • High-quality protein mix
    • BioActive formula plus prebiotics
  • Tetra Active filters
    5.0 (10)

    Tetra Active filters, 250ml

    -10%
    • 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
  • Tetra FreshDelica Red Mosquito Larvae
    4.6 (16)

    Tetra Tetra FreshDelica Red Mosquito Larvae, 48g

    -10%
    • Innovative natural food in nutrient-rich jelly for all ornamental fish
    • Practical single portions packed sterile and germ-free
    • 3 years shelf life - even without cooling
  • Tetra Discus Granules
    5.0 (6)

    Tetra Discus Granules, 250 ml

    -10%
    • Staple food in popular granule form
    • Adapted to the special nutritional needs of discus fish
    • Contains all essential nutrients, vitamins & trace elements
  • TetraPro Color
    5.0 (6)

    Tetra TetraPro Color, 500ml

    -10%
    • Very high feed acceptance in all tropical ornamental fish in freshwater aquariums
    • With a colour concentrate for excellent natural colour expression
    • High nutrient content thanks to the low-temperature processing
  • Tetra Algezit
    4.8 (6)

    Tetra Algezit, 10 Pcs

    -10%
    • Contains intensive active ingredients against strong algae growth
    • "Emergency brake" for very strong algae growth
    • No water discolouration
  • Tetra Guppy Mini Flakes
    5.0 (5)

    Tetra Guppy Mini Flakes, 100 ml

    -10%
    • Specially developed mini flakes for small mouths
    • Formulated with plant-based ingredients & added minerals
    • With natural colour enhancers for bright colours
  • Tetra Pond Flakes
    5.0 (9)

    Tetra Pond Flakes, 10 L

    -10%
    • Staple food for small and young fish in the garden pond
    • For a full and biologically balanced diet
    • Floatable flake mixture
  • Tetra Pleco Tablets
    4.7 (14)

    Tetra Pleco Tablets, 275 tablets

    -10%
    • Vegetable staple food for all herbivorous bottom fish
    • Optimal, varied diet for bottom-eating and shy fish
    • Tablets sink quickly, can be placed well and dissolve slowly
  • Tetra PlantaMin
    4.6 (9)

    Tetra PlantaMin, 500ml

    -10%
    • Special controlled release formula enables nutrient release over 4 weeks
    • Iron, potassium, manganese and other essential trace elements ensure healthy and splendid plant growth
    • Vigorous plant growth is the best algae prophylaxis
  • Tetra Nitrate Minus
    5.0 (8)

    Tetra Nitrate Minus, 250 ml

    -10%
    • 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
  • Tetra FreshDelica BrineShrimps
    4.9 (13)

    Tetra FreshDelica BrineShrimps, 48g

    -10%
    • Innovative natural food in nutrient-rich jelly for all ornamental fish
    • Usable three to weeks after opening without refrigeration
    • Clean, uncomplicated feeding thanks to practical storage on the cap
  • Tetra AlguMin
    4.3 (13)

    Tetra AlguMin, 500ml

    -9%
    • Safe algae control in a mild, biological way
    • To be used for beginning algae problems
    • With humic substances as a natural anti-algae ingredient
  • Tetra pH / KH Plus
    5.0 (1)

    Tetra pH / KH Plus, 250 ml

    -10%
    • Enables precise and controlled increases in carbonate hardness (KH)
    • Carbonate hardness and pH values are set precisely
    • To compensate for KH losses
  • Tetra Micro Crisps
    5.0 (5)

    Tetra Micro Crisps, 100 ml

    -10%
    • For small ornamental fish
    • Slowly sinking
    • Balanced recipe
  • Tetratec Suction Cups
    5.0 (4)

    Tetra Tetratec Suction Cups, IN 300/400/600 plus

    -10%
    • Two options
    • For IN 300/400/600 plus
    • And for IN 800/1000 plus
  • Tetra AquaArt Explorer Base Cabinet 30 / 60L
    4.8 (4)

    Tetra AquaArt Explorer Base Cabinet 30 / 60L, White

    -10%
    • White
    • Black
    • Modern crescent-shaped design in a trendy colour
    • Suitable for Tetra AquaArt Explorer Line aquariums
    • Easy installation
  • Tetra Guppy Colour Mini Flakes
    5.0 (4)

    Tetra Guppy Colour Mini Flakes, 250 ml

    -10%
    • Balanced & complete staple food for all guppies
    • High content of natural colour enhancers for vibrant colours
    • BioActive formula supports normal resistance
  • Tetra Betta
    5.0 (2)

    Tetra Betta, 100 ml

    -10%
    • Staple food for betta & other labyrinth fish
    • Satisfies the special nutritional needs of fighting fish
    • Ideal protein content thanks to added krill
  • Tetratec Air Stone
    4.8 (13)

    Tetra Tetratec Air Stone, 35

    -10%
    • Fine-pored air stone for optimum oxygenation
    • Fine-beaded and even outflow of air
    • Utilisation of full pump performance due to low-pressure resistance
  • Tetra ReptoSafe
    5.0 (1)

    Tetra ReptoSafe, 250ml

    -10%
    • Protects the skin of the reptiles
    • Ensures stress-free water changes
    • Immediately prepares tap water for use
  • Tetra Hose for air pump
    5.0 (13)

    Tetra Hose for air pump, 2,50 m

    -10%
    • 2.5 m in length
    • Flexible silicone air hose for air stone
    • Diameter 4/6 mm (inside / outside)
  • Tetra FunTips Adhesive Food Tablets
    4.7 (15)

    Tetra FunTips Adhesive Food Tablets, Medium (165 tablets)

    -10%
    • Combines high-quality special flakes with nutritious natural food
    • Two-tone tablets for colouring and health
    • Easy attachment to aquarium glass or decorative objects
  • Tetra ReptoMin
    5.0 (2)

    Tetra ReptoMin, 1L

    -10%
    • Meets the calcium requirement
    • Particularly high protein content
    • Worm-shaped food sticks
  • Tetra ReptoFresh
    5.0 (1)

    Tetra ReptoFresh, 100ml

    -10%
    • Eliminates unpleasant odours
    • Reduces maintenance
    • Ensures clear water
  • Tetra Malawi Granules
    4.6 (5)

    Tetra Malawi Granules, 250 ml

    -10%
    • For herbivorous cichlids
    • High-quality algae mix
    • Promotes digestion and vitality
  • Tetra Rubin
    4.6 (12)

    Tetra Rubin, 250ml

    -10%
    • Flake food with natural colour enhancers for more intense colours
    • Colour-enhancing effect is already visible after 2 weeks
    • Contains all essential nutrients, vitamins & trace elements