Quote:
Originally Posted by fishytime
what flavor of sponge did you use Lance....I think the phos "sponges" are one of those products that contain aluminum and can actually irritate a lot of coral....might be the reason for your sps not being too happy....just food for thought..
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Kent Marine Nitrate Sponge. It doesn't say on the container if it contains aluminum. Melev recommended it so I figured it's probably safe.