The plastic carbon filters are the most economical line of Can Filters.
They are filters that are made of plastic and its load of coal is less than CAN traditional filters. This makes them a shelf life of 9-12 months, a little less than the original line of CAN Filters. Even so its effectiveness is amazing!
The odor filter is placed at the beginning of the removal path (inside the crops) to air out the circuit without any odor.