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http://saltaquarium.about.com/od/productreviews/gr/prpolyfilter.htm
http://saltaquarium.about.com/od/productreviews/gr/prpolyfilter.htm
Dr Joe;2776724; said:It turns color as it ages, when it's dark it needs to be rejuvenated.
keepinfish fix your caps lock, no one wants to see you scream.
Use a pre-filter with it and your regular filter material after it.
Dr Joe
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Nic;2776793; said:so if you soak poly pad in saltwater it regenerates???
NOLAGT;2777424; said:If it regenerates..should it not turn white again? So you know when you have to regenerate it again...