Update your system with RS PRO's pneumatic push-in connections featuring a non-return valve. Experience the ease and speed of installation-push the hose into the fitting, and the internal lock claws will secure it firmly, ensuring a leak-proof connection. Crafted from durable brass, this component guarantees unidirectional airflow, effectively preventing backflow. This is essential for maintaining the integrity and efficiency of your pneumatic system, ensuring reliable and consistent performance.