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✅ Gratis verzending vanaf 49,- ⭐ 4.8/5 uit 1200+ reviews 🌿 Gezonde planten garantie 🏪 Fysieke winkel
✅ Gratis verzending vanaf 49,- ⭐ 4.8/5 uit 1200+ reviews 🌿 Gezonde planten garantie 🏪 Fysieke winkel

Water conditioners - Aquarium Maintenance

Waterbereiders voor aquariumwater

Waterbereiders kunnen worden gebruikt bij het voorbereiden en onderhouden van aquariumwater. Welke toepassing geschikt is, hangt af van de samenstelling van het water en de behoeften van je aquarium.

Voor verschillende toepassingen

In deze collectie vind je producten voor verschillende situaties, zoals het voorbereiden van kraanwater en het ondersteunen van specifieke waterwaarden.

Kies op basis van je aquarium

Bekijk de productinformatie en gebruiksaanwijzing om een waterbereider te kiezen die past bij jouw aquarium en toepassing.

Filters

Original price 2,25 - Original price 2,25
Original price
2,25
2,25 - 2,25
Current price 2,25

Boon Nutra Vitalizer

Out of stock

The nutra vitalizer oxygen stone ensures that more oxygen enters the aquarium water, making the water clearer. This stone is also a nice decoration...

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Original price 20,95 - Original price 36,95
Original price 36,95
18,47 - 20,95
18,47 - 20,95
Current price 18,47

Hs Aqua Balance No3 Minus

Only 1 left!

Lowers nitrate levels in your aquarium. Hs aqua Nitrate Minus is a filter material based on ion exchanger. It exchanges the nitrate for the less...

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Original price 6,79 - Original price 6,79
Original price
6,79
6,79 - 6,79
Current price 6,79

Medaka Care 100 ml

11 in stock

For a natural black water effect like in the tropics Vital and healthy fish, shrimps and crayfish Water that is appropriate for the habitat ...

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Original price 6,79 - Original price 6,79
Original price
6,79
6,79 - 6,79
Current price 6,79

Medaka PSB 100 ml

11 in stock

For a natural black water effect like in the tropics Vital and healthy fish, shrimps and crayfish Water that is appropriate for the habitat ...

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Original price 8,89 - Original price 17,99
Original price
8,89 - 17,99
8,89 - 17,99
Current price 8,89

Seachem Clarity

Only 1 left!

Crystal clear aquarium water in just a few hours Seachem Clarity is an advanced water clarifier that quickly and effectively makes cloudy aquarium...

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Original price 13,99 - Original price 13,99
Original price
13,99
13,99 - 13,99
Current price 13,99

Seachem PhosGuard

Only 1 left!

Effective removal of phosphate and silicate Seachem PhosGuard is a powerful filter medium that quickly and efficiently removes phosphate and sil...

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Original price 3,39 - Original price 12,99
Original price
3,39 - 12,99
3,39 - 12,99
Current price 3,39

Sera Aquatan

9 in stock

Water treatment agent for fish-friendly and mineral-rich water Every time the water is changed, toxic substances such as chlorine and heavy meta...

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Original price 9,09 - Original price 28,49
Original price
9,09 - 28,49
9,09 - 28,49
Current price 9,09

Sera Bio Nitrivec

4 in stock

The liquid filter medium of exceptional class Biologically breaks down feed residues, ammonium and nitrite Provides a habitat for beneficial...

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Original price 0,00 - Original price 0,00
Original price 0,00
7,29
7,29 - 7,29
Current price 7,29

Sera KH/pH-plus

6 in stock

Stability and safety The carbonate hardness (KH) is one of the most important water values ​​in the aquarium. A large proportion of the fish s...

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Original price 9,39 - Original price 9,39
Original price
9,39
9,39 - 9,39
Current price 9,39

Sera Mineral Salt

Out of stock

Minerals with multi-talents in a complete package The defined living space of the aquarium is often lacking in essential minerals. The fish do n...

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Original price 6,19 - Original price 12,39
Original price
6,19 - 12,39
6,19 - 12,39
Current price 6,19

Sera Nitrite-Minus

5 in stock

Fast and effective against nitrite (No2) During the running-in phase of a new aquarium, after treatment with medication or changing the filter, ...

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Original price 7,29 - Original price 7,29
Original price
7,29
7,29 - 7,29
Current price 7,29

Sera pH/KH-minus

6 in stock

For extra soft water Some fish species (e.g. discus and moonfish) are adapted to very soft water and this condition is particularly necessary ...

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Original price 5,79 - Original price 12,09
Original price
5,79 - 12,09
5,79 - 12,09
Current price 5,79

Sera Phosvec-Clear

4 in stock

Clear view Mineral and dead organic material (detritus) can lead to disturbing clouding of the aquarium water. The latter can also increase the ...

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Original price 9,39 - Original price 9,39
Original price
9,39
9,39 - 9,39
Current price 9,39

Sera Shrimp Mineral Salt

2 in stock

Minerals with multi-talents in a complete package The defined living space of the aquarium is often lacking in essential minerals. The fish do n...

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Original price 6,39 - Original price 19,99
Original price
6,39 - 19,99
6,39 - 19,99
Current price 6,39

Sera Toxivec

6 in stock

First aid in the aquarium Instantly removes fish toxic ammonia and nitrite Binds heavy metals such as lead and copper Removes chlorine and...

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Original price 6,79 - Original price 6,79
Original price
6,79
6,79 - 6,79
Current price 6,79

Shrimp Care 100 ml

Out of stock

For a natural black water effect like in the tropics Vital and healthy fish, shrimps and crayfish Water that is appropriate for the habitat ...

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Original price 6,49 - Original price 24,99
Original price
6,49 - 24,99
6,49 - 24,99
Current price 6,49

Tetra AquaSafe

37 in stock

Tetra's most complete water conditioner – instantly safe water for your aquariumBioExtract formula with iodine and B vitamins – for fresh and saltw...

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Original price 5,99 - Original price 12,99
Original price 5,99
3,99 - 8,99
3,99 - 8,99
Current price 3,99

Tetra EasyBalance

32 in stock

Biologically healthy aquarium water for up to 6 months — fewer water changes Regulates pH, KH, phosphate and nitrate — for all freshwater aquarium...

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Original price 8,37 - Original price 14,63
Original price
8,37 - 14,63
8,37 - 14,63
Current price 8,37

Tetra FilterActive

6 in stock

Live bacteria for a healthy biological filter environment — fast-acting Ideal for aquarium start-up, after filter cleaning, or after water changes...

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Original price 6,11 - Original price 13,16
Original price 6,11
1,83 - 3,94
1,83 - 3,94
Current price 1,83

Tetra Goldfish AquaSafe

17 in stock

Special water conditioner for goldfish and coldwater fishNeutralizes chlorine and heavy metals — promotes breeding conditions and plant growth✅ Lev...

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Original price 6,85
Original price 6,85 - Original price 6,85
Original price 6,85
Current price 2,05
2,05 - 2,05
Current price 2,05

Tetra Goldfish Easy Balance

12 in stock

Biologically healthy water for up to 6 months — especially for goldfish and coldwater fishReduces the frequency of water changes — promotes fish an...

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Original price 5,49 - Original price 11,99
Original price
5,49 - 11,99
5,49 - 11,99
Current price 5,49

Tetra Nitrate Minus

12 in stock

Sustainably reduces nitrate levels — combats algae growth at the source Liquid formula — suitable for freshwater and saltwater aquariums ✅ Level:...

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Original price 15,16 - Original price 15,16
Original price
15,16
15,16 - 15,16
Current price 15,16

Tetra pH/KH minus

Out of stock

Lowers pH and KH in a controlled manner — ideal for soft water fish Especially for discus, apistogrammas, and other Amazonian species — freshwater...

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Original price 9,44 - Original price 9,44
Original price
9,44
9,44 - 9,44
Current price 9,44

Tetra pH/KH plus liquid

5 in stock

Increases pH and KH in a controlled manner — prevents dangerous pH fluctuations Liquid formula for rapid action — freshwater and saltwater aquariu...

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Original price 6,99 - Original price 24,99
Original price
6,99 - 24,99
6,99 - 24,99
Current price 6,99

Tetra SafeStart

5 in stock

Live Nitrifying Bacteria — Safely Introduce Fish Within 24 Hours of SetupFor all freshwater aquariums — also suitable after water changes✅ Level: E...

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Original price 15,49 - Original price 15,49
Original price
15,49
15,49 - 15,49
Current price 15,49

Tetra ToruMin

Only 1 left!

Natural Peat Extracts for Authentic Blackwater Aquarium — Ideal for Softwater FishReplicates the Amazon — Stimulates Spawning Readiness and Vibrant...

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Original price 12,48 - Original price 37,98
Original price
12,48 - 37,98
12,48 - 37,98
Current price 12,48

Tetra Watercare Kit

32 in stock

Complete water care in one kit — instantly safe water for your aquariumEssential Tetra water treatment products bundled in one package✅ Level: Easy...

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Original price 8,49 - Original price 8,49
Original price
8,49
8,49 - 8,49
Current price 8,49

Seachem Matrix

Out of stock

High-quality biological filter medium Seachem Matrix is ​​a revolutionary biological filter medium with a huge surface area for bacterial coloni...

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Original price 8,99 - Original price 17,99
Original price
8,99 - 17,99
8,99 - 17,99
Current price 8,99

Seachem Prime

Out of stock

The most complete water conditioner for your aquarium Seachem Prime is the number one water conditioner worldwide and an essential product for ev...

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Original price 14,99 - Original price 29,99
Original price
14,99 - 29,99
14,99 - 29,99
Current price 14,99

Seachem Purigen

Out of stock

Premium filter medium for crystal clear aquarium water Seachem Purigen is a synthetic polymer filter media that removes organic waste like no oth...

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Original price 8,89 - Original price 17,99
Original price
8,89 - 17,99
8,89 - 17,99
Current price 8,89

Seachem Stability

Out of stock

Accelerated cycling of your aquarium with live bacteria Seachem Stability is a highly concentrated blend of live nitrifying and denitrifying bac...

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Original price 14,95 - Original price 14,95
Original price
14,95
14,95 - 14,95
Current price 14,95

Seachem The Bag for Purigen

Out of stock

Reusable filter bag for Seachem Purigen Seachem The Bag is a specially designed, reusable filter bag perfectly suited for use with Seachem Purig...

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Original price 6,19 - Original price 6,19
Original price
6,19
6,19 - 6,19
Current price 6,19

Sera Blackwater Aquatan

Out of stock

For a natural black water effect like in the tropics Vital and healthy fish, shrimps and crayfish Water that is appropriate for the habitat ...

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Original price 8,49 - Original price 8,49
Original price
8,49
8,49 - 8,49
Current price 8,49

Sera Filter Biostart

6 in stock

Bacteria and enzymes are in the starting blocks here Fish excrement, food remains and dead plants quickly form a layer of sludge on the bottom o...

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Original price 14,99 - Original price 14,99
Original price
14,99
14,99 - 14,99
Current price 14,99

Tetra Crystal Water

Out of stock

Crystal clear aquarium water in 6–12 hours — mild mineral formula250 ml — safe for fish and plants — not for shrimp and invertebrates✅ Level: Easy ...

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Original price 6,38 - Original price 6,38
Original price
6,38
6,38 - 6,38
Current price 6,38

Tetra Phosphate Minus

Out of stock

Reduces phosphate and nitrate — combats algae growth at the source Gentle and safe for all aquarium inhabitants — no cloudy water, no residue ✅ L...

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Original price 6,79 - Original price 14,19
Original price
6,79 - 14,19
6,79 - 14,19
Current price 6,79

Colombo Aqua Start

8 in stock

Colombo Aqua Start bindt zware metalen, chloor en andere giftige stoffen en maakt daarmee kraanwater geschikt voor uw vissen. Doordat Colombo Aqua ...

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Original price 6,79 - Original price 14,19
Original price
6,79 - 14,19
6,79 - 14,19
Current price 6,79

Colombo Bacto Start

6 in stock

Colombo Bactostart bevat levende filter-en reinigings bacteriën voor een snelle start van uw aquarium. Deze bactieriën zijn essentieel voor het bio...

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Original price 8,59 - Original price 14,99
Original price
8,59 - 14,99
8,59 - 14,99
Current price 8,59

Colombo Bacto Care

3 in stock

Colombo Bacto Care, levende filter- en reinigingsbacteriën welke ervoor zorgen dat de filterwerking en het biologisch evenwicht in het aquarium ver...

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Original price 15,49 - Original price 15,49
Original price
15,49
15,49 - 15,49
Current price 15,49

Colombo Fresh Bacto 250 ml

11 in stock

 Gelijk vissen in het nieuwe aquarium? Normaal moet je minimaal 2-3 weken wachten voor er enkele vissen in het aquarium kunnen worden geplaatst, me...

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Original price 6,79 - Original price 14,19
Original price
6,79 - 14,19
6,79 - 14,19
Current price 6,79

Colombo pH Min

4 in stock

Colombo pH Min verlaagt de zuurgraad van het water. Een verkeerde pH-waarde kan schadelijk zijn voor de vissen en planten, test daarom regelmatig d...

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Original price 6,79 - Original price 14,19
Original price
6,79 - 14,19
6,79 - 14,19
Current price 6,79

Colombo KH Plus

4 in stock

Colombo KH Plus verhoogt de carbonaathardheid van het water, een juiste KH tussen de 6-10 DH is essentieel voor veilige en stabiele pH waarden. KH ...

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Original price 6,79 - Original price 14,19
Original price
6,79 - 14,19
6,79 - 14,19
Current price 6,79

Colombo GH Plus

4 in stock

Colombo GH Plus verhoogt de hoeveelheid mineralen en zouten in het water, deze zouten zijn nodig voor gezonde vissen en planten. De ideale waarde v...

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Original price 9,79 - Original price 18,49
Original price
9,79 - 18,49
9,79 - 18,49
Current price 9,79

Colombo Algisin

4 in stock

Algisin is effectief tegen alle soorten algen in zoetwateraquria. Door onder andere de voedingsstof opname te verlagen, kunnen algen niet meer groe...

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Original price 6,79 - Original price 6,79
Original price
6,79
6,79 - 6,79
Current price 6,79

Colombo Goldfish care

4 in stock

Gebruik Colombo Goldfish care voor gezonde goudvissen. Goldfish Care is een 100% natuurlijk zout wat verrijkt is met vitaminen, mineralen en verzor...

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Original price 6,79 - Original price 6,79
Original price
6,79
6,79 - 6,79
Current price 6,79

Colombo Betta Care

4 in stock

Betta Care maakt kraanwater geschikt voor het houden van Betta's. Betta Care bevat vitaminen en Catappa extract dat beschermt, stimuleert en je Bet...

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Original price 13,39 - Original price 13,39
Original price
13,39
13,39 - 13,39
Current price 13,39

Colombo Black Water

3 in stock

Colombo Black Water bevat turfextracten, hiermee creëert u natuurlijk tropisch water (zogeheten zwartwater) zoals uw vissen in hun natuurlijke leef...

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