Blue Horizons 3 Way Test Strips

The Aquablanc & Active Oxygen 3 Test Strips test for Active Oxygen, Total Alkalinity and pH in your pool or spa water.  The easy to use Single Dip Tests.

Only test for active oxygen after an hour of application but not greater than two hours after application. Just dip a Blue Horizons Test Strip in your spa (hot tub) or pool water swirl three times and remove immediately.  Hold strip level (do not shake off excess water).  Starting from the thumb compare the strip colours with colour chart on the container label.  Beginning immediately with the Total Alkalinity, then ACTIVE OXYGEN and finally after 15 second’s pH.  Keep in this order to aid colour reactivity time.

With one easy dip, test the levels of:
• Active Oxygen
• Total Alkalinity
• pH

Comes with complete instructions.  

Pack contains 50 strips.