According to the The University of Arizona effective methods of roof rat control include exclusion, habitat modification, trapping, and poison bait. The use of traps and/or poison baits can effectively provide control of an existing roof rat problem, but using the methods of exclusion can provide effective, long-term control by preventing roof rat infestation.
Here are 5 popular ways of getting rid of rats:
While practically all existing devices and chemicals against rats can be used outside, you have to be very careful with them in the house. That is why at first we will describe all of the existing means of combating them, and at the end of this article, we’ll pick the safest ones for indoor use.