Space Saving: With The Water Tank In The Wall, The Back-To-Wall Toilet Saves Space In Your Bathroom And Is Aesthetically Pleasing In Design. Dual Flush: The buttons for dual flush allow you to choose between a low 0.8 GPF light flush or a high 1.6 GPF full flush Access to Plumbing: Pairs with a removable flush plate for easy access to plumbing Space Saving: With the built-in water tank, the wall-hung toilet maximizes bathroom space while offering a sleek and aesthetically pleasing design Weight Capacity: 500 Pounds