Yes it will kill some of the roof rats.
Roof rat sounds.
The pests also chomp and grind their teeth.
Rats on the roof is never a good sign and while they may not be as noisy or as easy to spot as raccoons or larger animals spotting a rat on the roof is definitely a sign to be concerned about.
If you re unsure if a hole was caused by a rat or something else check the hole for bite marks.
That s usually a dead giveaway.
No they will not go die outside while searching for water.
For effective pest control you need to determine what type of rat is scurrying around your attic.
So trapping roof rats in the attic isn t as easy as popping open the attic access and putting a trap inside of it.
Finally rats can be heard scratching gnawing and rustling inside homes.
Getting rid of the animals can be quite a challenge particularly if the roof and the attic space inside is difficult or awkward to get to but it is.
The best way to notice signs of a rodent infestation is to monitor your attic regularly and get used to listening for the sounds of rats in your attic.
At this point you may considering roof rat poison.
Often squeaks or hisses signify that a rat is afraid or in pain.
Both roof rats and norway rats a stockier variety of rat can infest homes.