Product Description Our faucets and their parts are guaranteed for a lifetime, but just in case you'd like to make some repairs on your own we've made this Cartridge Assembly available for you to order. It maintains a balanced pressure of hot and cold water. This cartridge assembly is ideal for Delta Monitor 1300 and 1400 series tubs and showers. From the Manufacturer Our faucets and their parts are guaranteed for a lifetime, but just in case you'd like to make some repairs on your own we've made some parts available for you to order.