The concept of the —primarily recognized in modern design as the concealed cistern or wall-hung toilet —represents a shift from purely functional plumbing to a sophisticated integration of aesthetics, hygiene, and space efficiency. By tucking away the bulky mechanical components, such as the flush tank (cistern) and pipework, within a wall or cabinet, this design transforms the toilet from a visible utility into a sleek, "floating" architectural element. The Philosophy of Hidden Zones

The concealed carrier tank must fit inside the wall cavity. Most standard residential carriers require either a or 2x6 inch stud wall depth. If your existing plumbing wall is too shallow, your contractor will need to build out a plumbing ledge or "faux wall" to accommodate the system. Weight Capacity