Speck Pool Test Strips 5 In 1

Quick And Easy Way To Test The Following Levels Of The Pool Water: Total Hardness – Ideal Reading Reduce The Risk Of Pool Plaster Dissolving. Total Chlorine – Identifies The Sum Of Free Chlorine And Combined Chlorine. Free Chlorine 0 Ideal Readings Aid Crystal Clear Water. Potential Of Hydrogen – Ideal Readings Help Avoid Pool Corrosion And Scaling. Total Alkalinity 0 Ideal Readings Assist In Preventing Ph Changes.