I picked up this awesome probe that spot-measures airflow and can log data to a smartphone: https://www.amazon.com/Testo-Wireless-Hot-wire-Anemometer-Technology/dp/B018VO5GI2
It really helps find any stagnant areas in the room that need more attention from circulation fans, essential for keeping PM at bay and a huge help to yields. This is a quality tool, highly recommended so far!
It really helps find any stagnant areas in the room that need more attention from circulation fans, essential for keeping PM at bay and a huge help to yields. This is a quality tool, highly recommended so far!