The Perlick 43688A is a water-conserving aerator designed for efficient performance with a flow rate of 0.5 gallons per minute (1.9 liters per minute). This field-installed accessory enhances your faucet's functionality while significantly reducing water usage. Its innovative design ensures a steady stream of water, making it ideal for both residential and commercial applications. Upgrade your faucet with the Perlick 43688A to promote sustainability without compromising on water pressure.