Hanna Checkers

Hanna Checkers products are compact, easy-to-use digital testers designed to make water testing simple and accurate for everyone. Combining the reliability of professional instruments with the convenience of a handheld device, Hanna Checkers provide quick results for a range of water parameters, including chlorine, pH, and alkalinity. Ideal for pool owners, hobbyists, and professionals alike, these testers make monitoring water quality fast, efficient, and hassle-free.

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58 products

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Hanna Instruments HI-736 Phosphorus Marine Ultra-Low Range Colorimeter - Checker HCHanna Instruments HI-736 Phosphorus Marine Ultra-Low Range Colorimeter - Checker HC
Hanna Instruments
Hanna Instruments HI-736 Phosphorus Marine Ultra-Low Range Colorimeter - Checker HC Sale price£71.35 Regular price£75.10
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Hanna Instruments HI-708 Nitrite High Range Handheld Colorimeter - Checker HC
Hanna Instruments
Hanna Instruments HI-708 Nitrite High Range Handheld Colorimeter - Checker HC Sale price£71.35 Regular price£75.10
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Hanna Instruments-721 High Range Iron Handheld Colorimeter - Checker®HC
Hanna Instruments
Hanna Instruments-721 High Range Iron Handheld Colorimeter - Checker®HC Sale price£71.35 Regular price£75.10
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Hanna Instruments-701 Free Chlorine Handheld Colorimeter - Checker®HC
Hanna Instruments
Hanna Instruments-701 Free Chlorine Handheld Colorimeter - Checker®HC Sale price£71.35 Regular price£75.10
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Hanna Instruments-749 Chromium VI Low Range Handheld Colorimeter, Checker®HC
Hanna Instruments
Hanna Instruments-749 Chromium VI Low Range Handheld Colorimeter, Checker®HC Sale price£82.18 Regular price£86.50
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Hanna Instruments-764 Nitrite (Marine ULR) Handheld Colorimeter - Checker®HCHanna Instruments-764 Nitrite (Marine ULR) Handheld Colorimeter - Checker®HC
Hanna Instruments
Hanna Instruments-764 Nitrite (Marine ULR) Handheld Colorimeter - Checker®HC Sale price£71.35 Regular price£75.10
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Hanna Instruments-753 Chloride Handheld Colorimeter, Checker®HC
Hanna Instruments
Hanna Instruments-753 Chloride Handheld Colorimeter, Checker®HC Sale price£85.69 Regular price£90.20
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Hanna Instruments-770 Silica High Range Handheld Colorimeter, Checker®HC
Hanna Instruments
Hanna Instruments-770 Silica High Range Handheld Colorimeter, Checker®HC Sale price£85.69 Regular price£90.20
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Hanna Instruments-755 Seawater/Marine Alkalinity Colorimeter - Checker®HC
Hanna Instruments
Hanna Instruments-755 Seawater/Marine Alkalinity Colorimeter - Checker®HC Sale price£71.35 Regular price£75.10
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Hanna Instruments-708-11 Nitrite High Range Checker HC Calibration Check Set (0-150 ppm)
Hanna Instruments
Hanna Instruments-708-11 Nitrite High Range Checker HC Calibration Check Set (0-150 ppm) Sale price£28.88 Regular price£30.40

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