Easy Vap Pro
We have been researching varroa mite treatments over the years and decided to purchase an OAV (oxalic acid vaporizer) to add to our arsenal.
This device is made by John Oliver and you can gather more information at BeeSource Forum: https://www.beesource.com/forums/showthread.php?349751-Johno-s-Easy-Vap-Vaporizer
JohnO’s video: https://www.youtube.com/watch?v=Ets5cCtFsb4&feature=youtu.be