TruDesign Non Return Valves

Non return valve for fresh and salt water

TruDesign Non-Return Valves (Check Valves) are ideal for applications such as bilge pumps (stops water flowing back and keeps pumps primed). Prevents air locks and ensures water travels in one direction. Very low opening pressure (cracking) - 0.23 psi for 38mm 0.45 psi for 19mm. Comes in six sizes - 50mm (2"), 38mm (1½"), 32mm (1¼"), 28mm (1?"), 25mm (1"), and 19mm (¾").