Model Number: AF2 Brand Name: Keman Key Specifications/Special Features: Production introduction:Valve position: filter-->back wash-->fast rinse-->filterUsing ceramic moving valve disk, small rotation torqueAbrasion resistance of sealing surface, outstanding and long-lived dealIt could be operated with pressure directly

MF2MF4, MF10 are manual filter valves, easy operation

AF2, AF4, AF10 are automatic filter valves, LED display or LCD display