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Water Quality & Testing

  • Original price $399.99 - Original price $399.99
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    AQUAFX HAMMER HEAD FULLY AUTOMATED RO/DI - 100 GPD

    AquaFX

    The AquaFX Hammer Head is a new competitor to the food chain. WIth a lower price point than some RO/DI units. The differences include a steel bra...

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    Original price $399.99 - Original price $399.99
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  • Original price $69.99 - Original price $69.99
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    Hanna Checker HC Colorimeter

    Hanna Instruments

    HI 713 Checker HC Colorimeter - Phosphate Low Range - 0 to 2.5 ppm The HI713 Checker® HC (Handheld Colorimeter) provides a simple, accurate and cos...

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    Original price $69.99 - Original price $69.99
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  • Original price $134.93 - Original price $134.93
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    Neptune Trident Six Month Reagent Supply Kit

    Neptune Systems

    Neptune Systems Trident Reagent Kit - 6 months  Includes: 6 bottles of Reagent A 3 bottles of Reagent B 3 bottles of Reagent C 3 bottles of calib...

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    Original price $134.93 - Original price $134.93
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  • Original price $809.93 - Original price $809.93
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    Neptune Trident Marine Aquarium Water Analyzer

    Neptune Systems

    The Trident is an automated testing system that regularly tests alkalinity, calcium, and magnesium in your saltwater aquarium — and then communica...

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    Original price $809.93 - Original price $809.93
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  • Original price $79.99 - Original price $79.99
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    AquaticLife Twist-In Dual Deionization Filtration Unit

    AquaticLife

    The Aquatic Life Twist-In Color Changing Dual Deionization Filter system is a very compact dual cartridge solution that efficiently combines color...

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    Original price $79.99 - Original price $79.99
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  • Original price $10.99 - Original price $10.99
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    $10.99
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    Aquaforest Pro Bio S 10ml

    Aquaforest

    A unique composition of specially selected probiotic bacterial strains designed to accelerate the decomposition of organic matter. Decomposes toxic...

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    Original price $10.99 - Original price $10.99
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  • Original price $17.50 - Original price $17.50
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    ESV Calcium Hydroxide (Kalkwasser Powder) 14 oz (400 grams)

    ESV Aquarium

    ESV Calcium Hydroxide is pure and meets American Water Works Association and Water Chemical Codex requirements. Dosing with Kalkwasser is one of th...

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    Original price $17.50 - Original price $17.50
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  • Original price $47.99 - Original price $47.99
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    ESV B-IONIC CALCIUM BUFFER SYSTEM CONCENTRATE (2GAL.)

    ESV Aquarium

    Concentrate version (must be diluted)  Maintaining calcium and alkalinity shouldn’t be complicated. Simplify with the original easy-to-use ionical...

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    Original price $47.99 - Original price $47.99
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  • Original price $16.99 - Original price $16.99
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    ESV B-IONIC MAGNESIUM 32OZ

    ESV Aquarium

    B-Ionic Magnesium is an easy to use liquid magnesium supplement which, when used with B-Ionic Calcium Buffer, or kalkwasser, will not disrupt the i...

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    Original price $16.99 - Original price $16.99
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  • Original price $9.99 - Original price $40.99
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    Aquaforest Mg Plus

    Aquaforest

    Highly concentrated formula for raising magnesium levels in marine aquariums. Mg Plus is created for managing shortages and sudden drops of magnesi...

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    Original price $9.99 - Original price $40.99
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  • Original price $175.49 - Original price $175.49
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    $175.49
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    AquaticLife Twist-In 100 GPD, 4-Stage RO/DI Unit

    AquaticLife

    The Aquatic Life Twist-In 100 GPD 4-Stage Reverse Osmosis Deionization (RODI) filtration system is a very compact water purification solution that...

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    Original price $175.49 - Original price $175.49
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  • Original price $129.99 - Original price $129.99
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    AquaticLife RO Buddie +DI 50 GPD

    AquaticLife

    The Aquatic Life RO Buddie 50 GPD 4-Stage RO/DI system features unbelievable affordability and functionality, all in a very compact design. Design...

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    Original price $129.99 - Original price $129.99
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  • Original price $24.99 - Original price $24.99
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    Aquaforest Test Kits

    Aquaforest

    Alkalinity Test Pro: Aquaforest TestPro KH is designed to quickly measure carbonate hardness in the marine aquariums. In order to ensure the proper...

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    Original price $24.99 - Original price $24.99
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    Aquaforest Nitrate Test Pro

    Aquaforest

    AF Nitrate TestPro is designed for quick measurement of nitrate ions in marine aquariums. Nitrate in water is the end result of biological filtrati...

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    Original price $24.99 - Original price $24.99
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    Aquaforest Calcium Test Pro

    Aquaforest

    Aquaforest TestPro Ca is designed to quickly measure the calcium content in the marine aquariums, freshwater aquariums, ponds or water reservoirs. ...

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    Original price $24.99 - Original price $24.99
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  • Original price $59.99 - Original price $59.99
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    HM Digital pH Hydrotester PH-80 Digital pH Meter

    HM Digital

    pH Hydrotester PH-80 Digital pH Meter The HM Digital pH Hydrotester PH-80 Digital pH Meter is a water resistant, handheld pH meter with a large LCD...

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    Original price $59.99 - Original price $59.99
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  • Original price $99.99 - Original price $99.99
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    $99.99
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    Hanna Marine Salinity Tester

    Hanna Instruments

    Marine Salinity Tester The Hanna Instruments Waterproof Salinity Tester comes armed with a state-of-the-art dual pin graphite EC probe to ensure th...

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    Original price $99.99 - Original price $99.99
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  • Original price $83.85 - Original price $83.85
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    Sybon Opticon Series Salinity Refractometer

    Sybon

    Quick Overview High-precision, dual-scale instrument for marine/reef hobbyists Measures salinity (0-100ppt) & specific gravity (1.000-1.070 S....

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    Original price $83.85 - Original price $83.85
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  • Original price $89.99 - Original price $89.99
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    DD Seawater Refractometer

    D-D

    D-DTrue ‘Seawater’ calibrated refractometer. (Includes a small vial of Di water for zero calibration) What’s different between our NEW refractomet...

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    Original price $89.99 - Original price $89.99
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  • Original price $19.99 - Original price $19.99
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    HM Digital Handheld TDS & Temp Meter with Case

    HM Digital

    TDS-3: Handheld TDS Meter with Carrying Case With its rugged design and build, the TDS-3 is an ideal meter (tool) that can be used for any applic...

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    Original price $19.99 - Original price $19.99
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  • Original price $10.99 - Original price $30.99
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    Aquaforest NP Pro

    Aquaforest

    -NP Pro is a medium for probiotic bacteria designed for reef aquariums (Pro Bio S). The product contains biodegradable liquid polymers, which are ...

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    Original price $10.99 - Original price $30.99
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    Current price $10.99
  • Original price $21.99 - Original price $89.99
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    Aquaforest Carbon

    Aquaforest

    High quality activated granular carbon. Immediately removes impurities from the water, coloring substances and causing water turbidity, thanks to w...

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    Original price $21.99 - Original price $89.99
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    Current price $21.99
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    Original price $445.99 - Original price $445.99
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    Current price $445.99

    SpectraPure Mega MaxCap 5 Stage Manual Flush RO/DI Systems

    SpectraPure

    SpectraPure®’s Mega MaxCap® 90 GPD 5-Stage High Efficiency RO/DI Systems are designed to produce ultra pure de-ionized water at optimal efficienc...

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    Original price $445.99 - Original price $445.99
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