Hi guys
So I’ve got a bag of carbon on top of my skimmer to soak up escaping ozone
I’m wondering does it expire like it would if in water ?
It’s been on about 4 months and wondered whether to swop it out
So I’ve got a bag of carbon on top of my skimmer to soak up escaping ozone
I’m wondering does it expire like it would if in water ?
It’s been on about 4 months and wondered whether to swop it out
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