Repair the existing signature hardware kitchen faucet, existing exist is dripping and requires a cartridge replacement At the time the cermaic cartridge is listed as unavailable on Fergusons website but that does not mean this part is unavailable elsewhere Replaced kitchen faucet cartridge and tested for leaks, this faucet is no longer dripping from the sprayer Replaced lavy faucet aerator and spoke with customer about how the aerator works and what to do should they have issues with this again in the future