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Tag Archives: calcium

pH and CH test problems

There are reports of an issue with the pH and CH test dyes. I am investigating what has happened with the supplier. We don’t manufacture these dyes due to their complexity. If you are having problems with your pH or Calcium Hardness tests, please email us [email protected] and we will get back to you as […]

How to test for Calcium Hardness (CH)

Water that has low Calcium Hardness (CH) tends to attack most pool surfaces (except vinyl pools). However, too much calcium leads to excessive scaling which can clog pipes and render salt-water generators inoperable. Therefore maintaining a balance of calcium is critically important to the long term maintenance of your pool. The instructions on the sides of […]

Test Kit Reagent Compatibility Chart

Some people have asked us whether our reagents are compatible with other commonly available Australian FAS-DPD pool test kits. Where we know this information, we have provided it below. “Full” means that these chemicals are essentially identical. “Compatible” means that as long as the reagents are used in our bottles, then our reagents are 100% compatible, […]