1.Cleaning Notes: cleaning the surface with mild soap water, and then thoroughly wipe the entire surface with a clean soft cloth. 2.brass keg coupler without vent vale A type is designed for european users.Cleaning Notes: cleaning the surface with mild soap water, and then thoroughly wipe the entire surface with a clean soft cloth. 3.Technical parameters: Body: Brass Operating temperature: 0-100 degree centigrade Operating pressure: 0,5Mpa thread: G5/8 4.Place of origin: Yuhuan Zhejiang China 5.Handle can be any other colors and be printed other logos if requested.