In some other areas, sewers are the best surroundings for the rats to stay and live, that is why it is really important to protect your property, your family and yourself from these rodents. The property drains are being connected to the sewers that are bound with the vermin, and so making sure that the drains are working in good order is very crucial to shielding yourself from these disease-carrying pests. It’s also very significant, depending on the kind of drain used through your property, to own that added, specialized measures in its place to shun the rodents from the entrance.
Reference: Quintessential Plumbing | How to Protect my Drains from Rats?