Plastic Check Valve  ( in Vertical or in Horizontal )                                                                 DIN, ANSI, JIS, BS Standard DN20-DN150 ( 3/4"- 6" ) .  Working Pressure PN10

Feature:

Inclined Seal Plane Structure, Extra Weight in Flap, Can be Dual-Use in Vertical / Horizontal

Full-Flow, Low Resistance. Small Opening Pressure Shift

No Internal Exposed Metal Parts, No Springs, Not Easy to Be Blocked, Complete Anti-Corrosion

Low Open Pressure (<0.01kg/cm²).

Increased Wall Thickness, and Are Support to 1.5 Times the Back-Pressure PN

Connection with Stainless Steel Bolts , Easy Clean-Up of Internal Opening

CAUTION

Arrow Mark Indicates the Flow of Fluid

When in Horizontal Install, Make Sure the Arrow Mark on the Top Side