... and recommended. In fact, that is also why a large number of acrylic aquarium manufacturers and supplies offer warranties, ... unlimited. Acrylic aquariums can come in small, medium, large, or even extra large sizes. Popular acrylic aquarium shapes include global, rectangular, ... urged to examine FishTanksDirect.com. FishTanksDirect.com has a large selection of acrylic fish tanks, in all different sizes, ...