The 3500 Series brings Chicago Faucets quality and a new, modern look to any public restroom. The 3500 Metering Faucet is easy to install, easy to operate, and easy on the budget. It is offered with a choice of metering or manual operation. Available with a self-closing mechanism and adjustable cartridge, the 3500 Series provides precise water flow and shuts off automatically; reducing water use and energy costs. Click here to learn more.