A wall covering panel for aircraft, the aircraft having a primary structure, the panel comprising: - a rigid supporting framework; - a decor carried by the supporting framework; - a soundproofing and thermal insulation mat, attached to the supporting framework; - attachments (701, 702) for fastening the supporting framework of the panel to elements of the primary structure of the aircraft; the panel further being such that: - the supporting framework, the decor and the insulation mat form a self-supporting unit prior to its integration into an aircraft; - the supporting framework comprises a cellular plate with a rear face and a front face separated by internal fins, the fins extend between the rear face and the front face of the cellular plate, said fins, said rear face and said front face delimiting ducts adapted to constitute fluid circuit route portions, said fluidic route portions, and said fins, said rear face and said front face delimiting ducts adapted to receive electrical route portions, at least one of the fluidic route portions and at least one of the electrical route portions of the panel extending from a first edge to a second edge of the panel through said panel, the panel comprising: - a first connection element in the first edge for connecting said fluidic route portion to an upstream fluidic route portion of the same circuit carried by an adjacent panel; - a second connection element in the second edge for connecting said fluidic route portion to a downstream fluidic route portion of the same circuit carried by an adjacent panel; - a first connection element in the first edge for connecting said electrical route portion to an upstream electrical route portion of the same circuit carried by an adjacent panel; and - a second connection element in the second edge for connection of said electrical route portion to a downstream electrical route portion of the same circuit carried by an adjacent panel. - a rigid supporting framework; - a decor carried by the supporting framework; - a soundproofing and thermal insulation mat, attached to the supporting framework; - attachments (701, 702) for fastening the supporting framework of the panel to elements of the primary structure of the aircraft; the panel further being such that: - the supporting framework, the decor and the insulation mat form a self-supporting unit prior to its integration into an aircraft; - the supporting framework comprises a cellular plate with a rear face and a front face separated by internal fins, - the supporting framework, the decor and the insulation mat form a self-supporting unit prior to its integration into an aircraft; - the supporting framework comprises a cellular plate with a rear face and a front face separated by internal fins, the fins extend between the rear face and the front face of the cellular plate, said fins, said rear face and said front face delimiting ducts adapted to constitute fluid circuit route portions, said fluidic route portions, and said fins, said rear face and said front face delimiting ducts adapted to receive electrical route portions, at least one of the fluidic route portions and at least one of the electrical route portions of the panel extending from a first edge to a second edge of the panel through said panel, the panel comprising: - a first connection element in the first edge for connecting said fluidic route portion to an upstream fluidic route portion of the same circuit carried by an adjacent panel; - a second connection element in the second edge for connecting said fluidic route portion to a downstream fluidic route portion of the same circuit carried by an adjacent panel; - a first connection element in the first edge for connecting said electrical route portion to an upstream electrical route portion of the same circuit carried by an adjacent panel; and - a second connection element in the second edge for connection of said electrical route portion to a downstream electrical route portion of the same circuit carried by an adjacent panel. - a first connection element in the first edge for connecting said fluidic route portion to an upstream fluidic route portion of the same circuit carried by an adjacent panel; - a second connection element in the second edge for connecting said fluidic route portion to a downstream fluidic route portion of the same circuit carried by an adjacent panel; - a first connection element in the first edge for connecting said electrical route portion to an upstream electrical route portion of the same circuit carried by an adjacent panel; and - a second connection element in the second edge for connection of said electrical route portion to a downstream electrical route portion of the same circuit carried by an adjacent panel.