A hidden zone toilet typically utilizes one of two primary design strategies to create a secluded or inconspicuous bathroom area:
Hidden Zone Toilet: The New Frontier of Bathroom Privacy and Minimalist Design
The toilet itself is a "hidden" fixture, such as a concealed cistern or wall-hung unit . In these models, the bulky water tank is built directly into the wall cavity, leaving only a sleek bowl and a flush plate visible. Key Features of the New Hidden Zone Technology
Many new systems use a "front-access" flush plate. This allows you to repair the internal valves by simply popping off the button panel, eliminating the need to tear down tiles or walls for routine maintenance.