Carl, agreed that it is usually unnecessary to change your filter sand. But........ his filter has Quik-rete sand in it and that is one that has been found to not be a good one. So, he probably is doing a good thing by changing it out in this case.
Re: Do sand filters need chemical cleaning?
Carl, agreed that it is usually unnecessary to change your filter sand. But........ his filter has Quik-rete sand in it and that is one that has been found to not be a good one. So, he probably is doing a good thing by changing it out in this case.
Re: Do sand filters need chemical cleaning?
So...it IS broke!
Still, if DE will keep it working, well, it's a cheap fix.
Carl
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