Device for controlling gaseous exchanges between the inside and outside of a container for solid or liquid food products

The pattent concerns a device for controlling gaseous exchanges between the inside and outside of a container for solid or liquid food products. The device comprises a main body applicable to the container so the gas exchange don't depend from the type or matherial of the container. The device allows triggering of gas exchange in both the directions through the device. The device is achievable in different shapes and colours, it’s easy to use with packaging, and modulates the gas exchange to help overcome specific problems during storage of food.