the pipes, action, and wind system are almost always contained in a case, the design of which also may incorporate the console. the case blends the organ's sound and aids in projecting it into the room. the case often is designed to complement the building's architectural style and it may contain ornamental carvings and other decorations. the visible portion of the case, called the "façade", will most often contain pipes, which may be either sounding pipes or dummy pipes solely for decoration. the façade pipes may be plain, burnished, gilded, or painted and are usually referred to as "(en) " within the context of the french organ school.