How Much Salt to Add to a Pool
How much salt a pool needs to reach its target ppm, how many bags that works out as, and the mistakes that…
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Pool Chemistry
Chlorine, pH, alkalinity, calcium and stabiliser — the readings a test kit gives you and what each one is actually telling you. These guides cover how the numbers pull on one another, which to fix first when several are out, and the ranges worth holding rather than chasing.
- 32 articles
- 6 categories
Pool Water Testing: pH, Chlorine & Alkalinity Guide
Every decision about your pool rests on a test result. Which readings matter, how often, where to take the sample, and the…
Why Your Pool Will Not Hold Chlorine: Causes & Fixes
Six causes, one diagnostic order. How to tell sunlight loss from algae in a single overnight test, and why the most common…
Pool Shock: What It Does, When You Need It & How Much to Use
Shocking is not a product or a schedule — it is a chlorine target set by your stabiliser reading. How to work…
Total Alkalinity and pH: Which Should You Fix First?
pH is the reading people chase; alkalinity decides whether they will ever catch it. How the two interact, why pH controls chlorine…
Calcium Hardness: The Reading That Protects Your Pool
Too little calcium and the water dissolves your plaster; too much and it scales your heater. Why it is easy to raise…
Cyanuric Acid: The Reading That Decides Your Chlorine
Why free chlorine cannot be judged on its own, how stabiliser creeps up without you adding any, and the levels worth holding.
Understanding Pool Water Chemistry
What each reading on your test kit actually does, how they affect one another, and which to fix first.