The stuff smells great, like cedar oil, and I am just now buying a 2nd gallon (about $60). I pour it into squeeze/pump bottles (like Windex bottles) and spray until it drips a little (it's water-soluble). Haven't had the bug guys out for many years.
Greenbug is one of the few products in the world not sold by Amazon.
*First, Vikane is made by Dow -- red alert. And, if it can penetrate into the wood and kill termites, I am suspicious of residual effect.