HotSpring FreshWater strisce reattive a 5 vie per vasca idromassaggio cloro bromo PH TA TH Spa
Test for Total Bromine, Free Chlorine, Alkalinity, PH and Total Hardness level. How often should i test my hot tub ?. How do i know the optimal water levels for my spa?. How long does a test strip take to test the water ?.