Home faucets can account for as much as 15% of standard indoor water consumption; they're a major component of your average water bill, and not something you should overlook.
As reported by the U.S. EPA, replacing existing, low-efficiency faucets with WaterSense-labeled models can save a...
Thread of aerator is depend on faucet design
For faucet design, there is difference between American market and European market
For American market, they use American thread which is Female 55/64-27unsd-2b, Male thread 15/16-27uns-2a, also have dual thread which is 55/64-27unsd-2b&15/16-...