Kitchen/bathroom faucet aerator in chrome-plated brass - Diameter 22 mm - Female connection Foams and softens water flow - Prevents splashing and reduces tap noise - Simple construction , excellent results for water saving functions - Water flow 7L/min This faucet aerator has a double-layered filter that not only filters out most sediments, but also lime and impurities, but it also restricts water flow and conserves water - both aerating and filtering Dimensions: Thread - Diameter 22 x 1mm - Internal thread connection , total height (with thread) - 17 mm - Suitable for taps with removable spout. Made of high quality stainless steel - easy to install - both inflate and filter -