Inside was hardwood panelled walls and ceilings and oak floors. Roofs are fitted with flat or coffered ceilings. Covering , the house contained vaulted ceilings and 16 major spaces. It consists of two 2-story-high passageways with barrel-vaulted ceilings. Nero placed mosaics, previously restricted to floors, in the vaulted ceilings. These cables are terminated into sockets mounted to walls, floors or ceilings. They also specify high-performance windows and extra insulation in walls, ceilings, and floors. There are several decorated plaster ceilings and original fireplaces. Its pillars are closely spaced, emphasizing the height of the vaulted ceilings. Wooden ceilings and timber beams were decorated. Interiors featured high ceilings and large windows. These formulas can be used to simplify expressions involving floors and ceilings. Therefore, many areas of the painted walls, ceilings, and pillars are fragmentary. Wood was only used for ceilings and roof timbers in prestigious stone buildings. The rooms feature high ceilings and large windows.