GR2-1\4-1\10-1\10-1S Upflow Regenerate fixed bed soften valve
GR2-1D\4-1D\10-1D\10-1DS Downflow regenerate soften valve (New Series)
GR15\20\40\50\15T\20T\40T Fixed bed Upflow Regen soften valve
GR15D~GR50D Fixed bed Downflow Regen Soften Valve (New Series)
DR2-1\4-1\10-1\10-1S Floating bed softening valve
DR15\20\40\50 Floating bed softening valve
GL2-1\4-1\10-1\10-1S\15\20\40\50\15T\20T\40T Filter valve