The major problem you have with an integrated frag tank is because the tanks are connected, if you have a coral pest outbreak both tanks will get infested. They are made of a combination of tempered and untempered glass panels and feature unique dimensions and sizes. Deep Blue Professional 45W Peninsula Frag Tank. 1996-2023, Amazon.com, Inc. or its affiliates, Advanced Acrylics Rimless FRAG Tank W/Coast to Coast All-in-ONE Section W/Racks 40"x20"x6". Quantity discounts available, Specs: REF#: FT126 - RIMLESS FRAG TANK W/ COAST TO COAST ALL-IN-ONE SECTION With Frag Racks 3/8" Thick Cell Cast Acrylic Rimless Frag Tank 40"x20"x6" (3 Racks) Back AIO section is 3.75" Wide with 4 Sections in the back that can house a skimmer, sponge, carbon and a return pump/heater section. I am all in on glass, remarks Thein. If you are going for a frag tank to take on frag swaps, LuckReef is the way to go.