Thread: what silicones are safe to use in a sump??
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  #4  
Old 01/11/2008, 11:06 PM
walmart walmart is offline
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Join Date: Mar 2007
Location: Hilliard Ohio
Posts: 524
Get the All-Glass brand I know it is going to be safe. Saving 10 bucks isn't worth riskingg it leaching chemicals into your tank.