0 0 I did a trench application of Termidor and also an application of Termidor foam in the first floor wall where I saw termite activity. I have a 2 story home. Share Facebook Twitter Google+ Tumblr LinkedIn Mail Ron asked 9 months ago You must login to post comments Answers (1) Filter Sort by: Most Votes Newest FirstOldest FirstRandomRecently Active Post Answer Keyword Match all Match any Accepted/Unaccepted Show accepted answers only 0 0 You should only use the Termidor Foam to directly spot treat active infestations of termites inside. If they are in the wood in the wall on the second story then yes you would use it there. alexbotz answered 9 months ago You must login to post comments Showing 1 result Your Answer Please login first to submit.