Q44L-type two-way ball valve seat seal compact appearance, good sealing performance. Also allows the pipeline medium flow switch. Perpendicular to each other can also connect two channels on or off. 
 Four-way ball valve seat seal handsome in appearance, compact structure, which not only allows medium flow switch can also connect with each other three channels, but also to turn off any channel, so that the other two channels connected, flexible control pipeline in the media mixing or diverting. 
 Valve Manufacturing Co., Ltd. Linyi on the industry, free :400 -6999-972 National Recruitment agency vacancies in some cities