Danco 10492 Faucet Aerator, 15/16-27 x 55/64-27 Male x Female Thread, Brass, Chrome Plated, 0.25 gpm

This 0.25 gpm faucet aerator by Danco has extreme water-saving features and can save you up to 89% water as compared to using the standard 2.2 gpm aerator. It has a removable/replaceable insert with a rainfall cascade stream and will work on most faucets. This dual threaded aerator fits either 15/16 in-27M or 55/64 in-27F. Get ready to save some water and money.