The Y13X proportional pressure reducing valve is also an automatic valve. The valve uses the different cross-sectional pressure differences between the two ends of the floating piston in the valve to change the pressure condition of the inlet and outlet water to achieve the purpose of pressure reduction. Y13X-16T proportional pressure reducing valve has beautiful appearance, anti-wear and corrosion resistance of internal parts, accurate proportion, and stable work. Widely used in domestic water supply, fire protection zonal water supply system.