its silicone, no such thing as silcone. (just a misspelling)
In any case, any 100% silicone you see at a hardware store is perfectly safe for aquariums. Just beware the ones that have fungicides or other chemicals mixed in.
In any case, any 100% silicone you see at a hardware store is perfectly safe for aquariums. Just beware the ones that have fungicides or other chemicals mixed in.