JBL – Water Conditioners for Aaquariums

Make tap water safe for your aquarium fish and help protect them from substances such as chlorine and heavy metals. JBL offers water conditioners for water changes, as well as starter bacteria for fast biological filter activity. Complementary products help remove cloudiness, neutralise unwanted substances in the water and support stable, clear water.

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Water Conditioners: 13 items

  • JBL Biotopol
    4.9 (31)

    JBL Biotopol, 625 ml

    -20%
    • Makes tap water suitable for fish
    • Neutralises heavy metals
    • With aloe vera
  • JBL Denitrol 100ml
    5.0 (14)

    JBL Denitrol 100ml, 250 ml

    -20%
    • When setting up
    • Living bacteria with enzymes
    • Reduction of fish excretions
  • JBL Aquadur
    4.8 (6)

    JBL Aquadur, 250 g

    • Saltwater purifier
    • For setting ideal water values in the freshwater aquarium
    • Constant water values - prevents pH drops
  • JBL ProClean Bac
    5.0 (8)

    JBL ProClean Bac, 50 ml

    • For healthy fish
    • Clear clean aquarium water
    • Degrades ammonium/ammonia and nitrite
  • JBL Biotopol C 100ml
    5.0 (5)

    JBL Biotopol C 100ml, 100 ml

    • Makes tap water suitable for fish
    • Neutralises heavy metals
    • With aloe vera
  • JBL Detoxol
    4.9 (7)

    JBL Detoxol, 250ml

    • Extremely quick effect
    • Neutralises toxins
    • Stabilises the carbonate hardness
  • JBL Clynol
    5.0 (1)

    JBL Clynol, 500 ml

    • Water purifier on a natural basis
    • Removes discolourations and cloudiness
    • Binds heavy metals
  • JBL Catappa XL
    4.7 (3)

    JBL Catappa XL, 10 Pcs

    • For the natural care of fish and invertebrates
    • Natural water conditioner and mucous membrane protection
    • Cleaned, smoothed and sun-dried
  • JBL Filterstart
    5.0 (8)

    JBL Filterstart, 10 ml

    -5%
    • To start the filter biologically
    • When setting up
    • After filter cleaning and medication use
  • JBL FilterBoost

    JBL FilterBoost, 25 g

    -20%
    • Optimises filter performance
    • Filters need to be cleaned less often
    • Extends the cleaning intervals of filters
  • JBL Nano-Biotopol Betta 15ml
    5.0 (3)

    JBL Nano-​Biotopol Betta 15ml, 15 ml

    • Makes tap water suitable for fish
    • Neutralises heavy metals
    • With aloe vera
  • JBL STARTKIT
    5.0 (1)

    JBL STARTKIT

    • Water purifier removes harmful substances
    • Useful bacteria break down pollutants
    • Ideal for freshwater aquariums
  • JBL Clearol
    4.9 (9)

    JBL Clearol, 500 ml

    • Water clarifier for freshwater & turtles
    • For microfine turbidity
    • Clarifies aquarium water