FD-01 ,this valves are applied in the automatic system for water control system based on home water or city water supply .There are three cavities in the valve body to adjust the pressure,reduce the resistance when the valve core is moving in the cavity ,also absorb
the impact of medium to valve body while switching. Which improve the stability of valve and extend the service life, narrow the
pulse width upon the max or min pressure . Special self-clean feature makes the easy anti-blocking ability .