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    Stranco/Stranrol/Siemens/USfilter Ezetrol vs System 3nx

    Hi all, I've just managed to acquire two Stranco Controller systems as a job lot. We only have one pool to control so providing both of them work, which one should I use for an outdoor pool in Southern England? The system 3nx is a pH/ORP(HRR) arrangement whereas the Ezetrol is an...
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    SimplePool App for Android. A Review.

    Hi Ken, Great app, any chance of it being in metric? Gareth
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    Liquid Solar Pool Cover

    I know this is an old post but..... Has anyone tried using Isopropanol as a liquid cover? Looking at the safety datasheet heatsavr is 95% IPA. Gareth
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    My local Thin Bleach is <5% Sodium Hydroxide is that OK?

    Hi all, Just started experimenting with bleach this past couple of weeks, things are a little different here in the UK as Kes says, household bleach is sold at <5% Sodium Hypochlorite. So to add onto the list ASDA bleach seems to be WELL below this level (may be <2%?). I will try and test...