oxalic acid treatment

Hi everybody, the season for treatments is approaching, I am planning on buying a new oxalic acid vaporizer. I need something fast, therefore i am excluding varrox type models, and my choice narrowed down to 3 models: Provap Sublimox Oxalika Pro What do you think? first hand experience...

Has anyone tried Oxalic Acid treatments on their hives. I saw a video where they treated the hive in winter by heating a small amount about a half teaspoon and vaporizing the hive for mites. The results worked well really taking a toll on the mite and a handful of bees. My question is... Is...