Gregg from Norman, Oklahoma writes
I have wasps that come down through it.
We would not reccomend using the FMC Pyrethrin Fogger in a chimney application. Unfortunately, we do not have a recommendation for that type of application. You would not want to put chemicals in a chimney that at some point you would be lighting a fire into. However, with that said possibly lighting a fire would get them out of the area.
Answer last updated on: 10/12/2016