FLOCK dual-port control valve brief introduction
   FLOCK 5000,5600, 5600SE Series dual-port control valves suit for domestic water pre-treatment(sand filter/activated carbon filter) of softening, reverse osmosis
Features:
a. Piston landscape position
b. Dual piston structure, one for regeneration, other for switching outlet
c. The valve body yield by brass without lead
d. Optional drainless bypass piston, no other added valves
e. Optional dual-tank control valves 


FLOCK Dual-port for Double Tank