A diverter seal member for a diverter structure of a tub spout structure includes a central body, a first seal extension, and a second seal extension. The central body includes a first side, a second side, and an aperture extending completely through the central body between the first side and the second side of the central body. The first seal extension extends from the first side of the central body and around a central axis that extends axially through a center of the aperture. The first seal extension includes a first extension side, a second extension side, and an extension end. The extension end of the first seal extension extends substantially perpendicularly to the first extension side and the second extension side of the first seal extension. The second seal extension extends from the second side of the central body around the central axis of the aperture.