firstaquariumrebuild

Okay, a lot of things I am hearing. I need to know which silicone would be best for holding a new piece of glass onto a 140 GAL aquarium. And also, re-sealing all the seams on the tank after I clean off EVERY bit of silicone. RTV108 GE SCS1200 Marineland 100% Clear Silicone Aquarium Sealant...