Testing

Pool water testing guides, test kit comparisons, reading results, and testing schedules.

3 articles

A pool water testing kit on a poolside table with a numbered drop-test vial and a strip bottle, mid-titration
Testing

Pool water testing - kits, targets, results

A pool water test kit measures six things: free chlorine, combined chlorine, pH, alkalinity, CYA, and calcium hardness. Drop kits read within 10% accuracy.

•16 min read
A photometer-style digital pool water tester on a poolside table next to a reagent vial and a smartphone showing test results
Testing

Digital pool water testers - are they worth it?

Digital pool water testers read free chlorine and pH within 5% of a Taylor K-2006, but most struggle on CYA and none tell you how much chemical to add next.

•12 min read
Pool corner with colorful reagent test kit bottles arranged on amber sandstone coping
Testing

Pool Test Strips: How to Read Them and When They Lie

Pool test strips give a rough estimate, not a precise reading. Learn correct technique, common failure modes, and when to upgrade to a liquid test kit.

•13 min read
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