Used to test
There are 50 strips per tub, and the tub includes a comparison chart which shows different colours for the different levels (low, high, and ok) for each of the different tests.
Very important product to monitor hard water levels in water which is not controlled will create scale deposits which will harm hot tub & hot tub parts.
Product contains 50 test strips.
Price Includes FREE Delivery
Simple & easy to use.
1, Dip one strip into water for 5 seconds with a simple back and forth motion.
2, Remove strip and shake to remove excess water.
3, Wait 15 seconds.
4, Match pH, free chlorine / bromine and total alkalinity to the colour chart.
Complete colour matching within 30 seconds.
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