How long after an exterminator visits and sprays/places traps/etc. should it take cockroaches to die off completely?
It depends on the size of the infestation, the treatment and the formulations used. Some infestations are so severe that many follow-up visits are required. As the homeowner or tenant, it is imperative you follow the instruction from the Pest Specialist as this will expedite getting positive results from the treatment.

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1. What is the best way to monitor cockroach populations?
2. What can I do to help minimize or get rid of cockroaches?
3. Do cockroaches spread diseases?
4. My rental unit has cockroaches, what should I do?
5. Can Tri-County Health Department make my landlord get rid of cockroaches in my rental property?
6. What is a good pest control company?
7. How long after an exterminator visits and sprays/places traps/etc. should it take cockroaches to die off completely?