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Active Oxygen Testing

  1. Blue Horizons Active Oxygen Test Strips
    Blue Horizons Active Oxygen Test Strips More Information
    £14.99

    50 Active Oxygen test strips.

    You should test your spa an hour after application of each Active Oxygen tablet and prior to entering the water to ensure that the Active Oxygen level is in the range 5.0 - 10.0 ppm.

    Simply dip a strip into the spa water and compare with the colour chart.

    These strips test for Active Oxygen, pH and Total Alkalinity

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