This 1.5 GPM Faucet Aerator has new Innovative Features. It has Cyclone Technology which reduces water consumption without sacrificing water pressure. This Faucet Aerator is Water Sense Certified and can save you up to 30% water as compared to using the standard 2.2 GPM Aerator. Small dual aerator removable replacement insertSaves up to 30% water consumptionWatersense certified 1.5 GPMCyclone aerated stream which reduces water consumption without sacrificing water pressureTwisting spray patternAnnual replacement insertComplies with the reduction of lead in drinking water act