TDS meter... TDS?

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stratmaster

Aquarium Advice Freak
Joined
Jul 14, 2009
Messages
290
Location
Port Saint Lucie
Ok guys I picked up a TDS meter today from my RO dealer that I pick up all my supplies from. What's the maximum amount of TDS you can get by with until it's time to change the DI material?

Thanks,

Steve
 
I back flush when I get around 5. If I can't get it back to near 0 then I start replacing
 
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