diy odor control

Here is a necessity invention that is working beautifully. Explanation: The carbon filter ($8 from anywhere) is tied to the fan and then when it runs on low it will remove all- and I mean all- cannabis smell from the room within an hour. It might require full-time running soon, because that...

Hers my homemade Carbon filter and my extraction fan wich is made from a old bathroom ceiling fan. Not pretty but works great and didnt cost a dime. If Anyone wants to know how to build one lmk ill give detailed instructions.