The Planted Tank Forum - View Single Post - DIY inline heater!
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Old 08-18-2012, 04:15 PM   #8
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yeah the GE silicone 2 has mold inhibitors so stay away from that. there are also aquarium safe silicones made specially for building aquariums and such. I would have bought that if I could find it (which I did after I bought the GE!)
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