RESIDUAL PRESSURE VALVE

The disclosure relates to a valve assembly (10) comprising a valve housing (100) with a first end and a second end, the valve assembly (10) being configured to be detachably connected with the first end to an opening of a container comprising pressurized CO₂, the valve assembly (10) comprising a spring-loaded movable inner valve unit (200) configured to work as an inner gas filling valve, the spring-loaded movable inner valve unit comprising a spring-loaded consumption valve configured to be arranged at the outlet at the second end of the valve housing (100) and a spring-loaded residual pressure valve configured to be arranged inside the spring-loaded movable inner valve unit (200) together with the spring-loaded consumption valve.