TycoonWon 2 Pair 385310076 Duckbill Valve Kit Replacement for Sealand Vacuum Generators S115A, S12, 52A, S32, T12, T24, and T32 Pump,1-1/2"

Compatible with “S” Series Vacuum Pumps, Low Profile Vacuum Pumps, the VG2 Vacuum Pumps, and “T” Series Discharge Pump.Whether for RV or boat use,this duckbill valve is a portable replacement parts that quickly solve the problem of unpleasant odors. The built-in duckbill valve plays a crucial role, allowing water to flow in one direction only and preventing backflow. With this innovative design, unpleasant odors are kept at bay, maintaining fresh air in the toilet area. If the rubber ages or is blocked by foreign objects and cannot be closed, please replace it in time. As the number of duckbill valves varies among different pumps, please carefully confirm the model of the pump and the number of duckbill valves before purchasing. The size of this duckbill valve is 1 1/2 inch, not 2 inches, and it is not suitable for used on the newer pumps used in VG4 vacuum generators and transfer pumps. Please do not make a wrong purchase. Simple installation: Just loosen the pump pipe and remove the old duckbill valve to replace it with a new one. The operation is simple and no additional tools are required. When tightening the pipe, it is recommended to do it manually.Do not over-tighten.