After roasting, the coffee beans in the coffee beans continued gas escape, which may result in disruption of the package. And if the package will penetrate oxygen, the coffee can oxidize and lose its original flavor. In order to avoid this and to retain the flavor, used packaging-way degassing valve.
Company “INOLIKA” offers installation services both domestic (Swiss) and external (US) valve coffee bag.
You can also purchase applicators for self-installation internal degassing valve, detailed information here.