A valve housing assembly includes a valve housing and a hollow cover. The valve housing includes an upper portion configured to couple to a valve cartridge and a lower portion configured to couple to one or more water supply lines. The hollow cover is configured to be coupled to the valve housing in a plurality of different orientations, and substantially surrounds, and sealingly engages, the valve housing. The valve housing assembly is configured to be coupled to, and received within, a plurality of faucets having different configurations.