Hi Does the container need to be full in order to work? I may only need to store about a quarter pound at first but I will have to use the entire container in a few months ie can I store small amounts in this large container? A Hi Does the container need to be full in order to work? I may only need to store about a quarter pound at first but I will have to use the entire container in a few months ie can I store small amounts in this large container? You do not have to completely fill the CVault for it to work, however it works more efficient when it is full. Related Related candiman What size zip ties I need for 8L CVault? What material is the seal made of? More importantly, can this container be used for decarboxylation?