KBRP131CDR Diverter Cartridge Rubber Boot, Black The diverter cartridge gasket plays a significant role in the movement of water located beneath the spout inside the waterway. This rubber-made gasket features a 3/4" diameter hole with two 7/16" inlets on the side for efficient water flow. Features 3/4" diameter hole Two 7/16" inlets on the side Downloads Specification Sheet