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Pool Tester
Upload your HTH test strip for instant, personalised dosing advice
💧 Your Pool Volume
Required so doses are calculated for your exact pool size
📸 Upload Test Strip Photo
Photograph immediately after dipping, in natural daylight
Drop your test strip photo here
or tap to browse · JPG, PNG, HEIC
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Best results: Dip your strip 15 cm deep for 2 seconds, shake once, then photograph immediately in natural daylight with all 4 pads clearly visible.