Brand New Moen 4000 Single Handle Ceramic Cartridge Kerox VLV Valve Upgrade your kitchen or lavatory with this high-quality Moen 4000 replacement kit. The cartridge and faucet are designed to provide optimal performance and durability. This kit is perfect for those who want to replace their old or damaged faucet without any hassle. The Moen brand is known for its exceptional quality and this kit is no exception. The cartridge and faucet are compatible with various Moen models, including the 4000 series.