N56D Manual Multiport Filter Valve The N56D manual multiport filter valve provides a flow rate of 10m³/h and adopts a corrosion resistant gasket for opening and closing. It can be applied as a service, backwash, or fast rinse valve. It can also work under pressure. With a rotating handwheel, you can easily switch the settings without turning off the pump. The filter can be used in residential filtration systems, swimming pool filtrating and RO pretreatment filtration systems. Model:N56D1/D2（51110/ 51210） Handle material:Metal/plastic Mount type:Top mount / side mount Inlet/outlet:2"F Drain:2"F Mounting base:4"-8UN Riser pipe:1.5"D-GB Flow rate: 10m³/h Filter tank: 10"--24" Water pressure:0.15-0.6Mpa Water temperature:5-50℃ Water turbidity:＜20FTU Application:Manganese and iron removal Filter media:Quartz sand, activated carbon, manganese sand