The Arowana is an extremely huge but graceful fish that makes a very interesting freshwater tank inhabitant. Normally use GE Silicone 1. It really is one hundred% silicone and is also aquarium Safe and sound. It utilized to say it to the tube but for many motive they removed it. https://ricardooabfn.therainblog.com/36172178/rumored-buzz-on-aquarium-setup-tips