Water Conditioners for Aquariums

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Water Conditioners: 84 items

Seachem Purigen

Seachem Purigen, 100 ml

  • Synthetic adsorbent
  • Removes harmful compounds
  • For freshwater and saltwater aquariums
£12.29 instead of £15.35 (£122.90 / l)

Delivery by November 18

Tetra Aqua Safe

Tetra Aqua Safe, 500 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
£8.45 (£16.90 / l)

Delivery by November 18

JBL Biotopol

JBL Biotopol, 625 ml

  • Makes tap water suitable for fish
  • Neutralises heavy metals
  • With aloe vera
£9.99 instead of £12.50 (£15.98 / l)

Delivery by November 18

Easy-Life Filter Medium

Easy-Life Filter Medium, 1.000 ml

  • Reduces stress in fish
  • Clarifies the water
  • Improves plant growth
£15.35 (£15.35 / l)

Delivery by November 18

Dennerle AquaRico BactoClean Bacto Elixir

Dennerle AquaRico BactoClean Bacto Elixir, 50 ml

  • 5,000,000,000 active filter bacteria per ampoule
  • For quick biological filter activation
  • Reduces fish waste, feed and plant residues
£3.30 instead of £4.40 (£66.00 / l)

Delivery by November 18

Sera Aquatan

Sera Aquatan, 500 ml

  • Immediately removes chlorine and chloramines
  • Binds heavy metals and protects against ammonia
  • Adds minerals
£14.40 (£28.80 / l)

Delivery by November 18

Sera Bio Nitrivec

Sera Bio Nitrivec, 500 ml

  • Top-class liquid filter medium
  • Biologically degrades feed residues, ammonium and nitrite
  • Provides useful cleaning bacteria settlement area
£21.00 (£42.00 / l)

Delivery by November 18

ARKA Substrate Cleaner

ARKA Substrate Cleaner, 236 ml

  • For marine and freshwater aquariums
  • Reliably removes waste materials
  • 100% organic
£10.95 instead of £11.55 (£46.40 / l)

Delivery by November 18

ARKA Special Blend

ARKA Special Blend, 473 ml

  • Degrades organic waste
  • Reduces water changes
  • Removes odours
£22.00 (£46.51 / l)

Delivery by November 18

Easy-Life Aqua Maker

Easy-Life Aqua Maker, 1.000 ml

  • Removes heavy metals
  • Binds and detoxifies
  • Relieves fish
£17.30 (£17.30 / l)

Delivery by November 18

Tetra FilterActive 100ml

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
£12.70 (£50.80 / l)

Delivery by November 18

Sera Nitrite-minus

Sera Nitrite-​minus, 50 ml

  • Removes up to 1.5 mg / l nitrite per dose
  • Immediate help under extreme loads
  • Binds nitrite and converts it to organic amines
£2.40 (£48.00 / l)

Delivery by November 18

ARKA Nite-Out II

ARKA Nite-​Out II, 473 ml

  • For marine & freshwater aquariums
  • For restarts, water changes & fish stocking
  • Without synthetic fabrics
£16.35 (£34.57 / l)

Delivery by November 18

JBL Denitrol 100ml

JBL Denitrol 100ml, 250 ml

  • When setting up
  • Living bacteria with enzymes
  • Reduction of fish excretions
£15.86 instead of £21.00 (£63.44 / l)

Delivery by November 18

Seachem Safe

Seachem Safe, 250 g

  • Highly concentrated
  • Removes chlorine & chloramine
  • Detoxifies ammonia, nitrite & nitrate
£15.35 (£61.40 / kg)

Delivery by November 18

ARKA Aqua-Pure

ARKA Aqua-​Pure, 473 ml

  • Neutralises heavy metals
  • Prevents algae growth
  • 100% organic
£11.86 instead of £12.50 (£25.07 / l)

Delivery by November 18

ARKA Aqua Balance

ARKA Aqua Balance, 236 ml

  • Spore-based
  • Improves water quality
  • For healthy aquarium inhabitants
£9.12 instead of £9.60 (£38.64 / l)

Delivery by November 18

Seachem Pristine

Seachem Pristine, 500 ml

  • For fresh & marine water aquariums
  • With various bacteria colonies
  • Removes excess nutrients
£27.00 (£54.00 / l)

Delivery by November 18

Sera Toxivec

Sera Toxivec, 500ml

  • Water conditioner for emergency situations
  • Immediately removes fish-toxic ammonia and nitrite
  • Binds heavy metals such as lead and copper
£14.40 (£28.80 / l)

Delivery by November 18

Tetra Nitrate Minus

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
£10.55 (£42.20 / l)

Delivery by November 18

Amtra CLEAN

Amtra CLEAN, 1.000 ml

  • Biological pollutant degradation
  • Saves 50% water changes
  • Clear and healthy aquarium water
£18.12 instead of £28.00 (£18.12 / l)

Delivery by November 18

ARKA Phos Out 4

ARKA Phos Out 4, 473 ml

  • Simple and safe application
  • Binds organic and inorganic polymer-based phosphates
  • Without heavy metals
£19.25 (£40.70 / l)

Delivery by November 18

Easy-Life Easy Start

Easy-Life Easy Start, 1.000 ml

  • Stabilises the water
  • Highly active bacterial cultures
  • Cleans the water
£16.35 (£16.35 / l)

Delivery by November 18

Sera Blackwater Aquatan

Sera Blackwater Aquatan, 100ml

  • Vital and healthy fish, shrimp and crayfish
  • Biotope-friendly water promotes bright colours
  • Immediate binding of heavy metals
£4.55 instead of £4.80 (£45.50 / l)

Delivery by November 18

Seachem Stability

Seachem Stability, 500 ml

  • For a good start
  • Safe for aquatic life
  • For freshwater & marine aquariums
£28.00 (£56.00 / l)

Delivery by November 18

ARKA BACTO-SHOT

ARKA BACTO-​SHOT, 50 ml

  • Highly active bacterial cultures
  • For seawater & fresh water
  • Crystal clear water
£5.75 (£115.00 / l)

Delivery by November 18

Tetra ReptoSafe

Tetra ReptoSafe, 250ml

  • Protects the skin of the reptiles
  • Ensures stress-free water changes
  • Immediately prepares tap water for use
£9.50

Delivery by November 18

JBL ProClean Bac

JBL ProClean Bac, 50 ml

  • For healthy fish
  • Clear clean aquarium water
  • Degrades ammonium/ammonia and nitrite
£5.46 instead of £5.75 (£109.20 / l)

Delivery by November 18

Water Conditioner - Freshwater & Saltwater

Olibetta Water Conditioner -​ Freshwater & Saltwater, 118 ml

  • For freshwater and saltwater aquariums
  • Removes chlorine/chloramines & heavy metals
  • Prevents the increase of ammonium/ammonia & nitrite
£2.71 instead of £2.85 (£22.97 / l)

Delivery by November 18

Tetra Easy Balance

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
£16.90 (£33.80 / l)

Delivery by November 18