Caulk all exterior wall cracks.
Roof vents and rats.
Especially on a roof where you will have difficulty getting up to clean it.
For effective pest control you need to determine what type of rat is scurrying around your attic.
One common style of vent that is located on the roof is commonly called a j vent.
Chris cudmore oct 24 13 at 18 29.
Your best bet might be to extend the duct a few feet above the roofline to make the vent inaccessible to rats.
Rats can easily climb pipes rain spouts cables and other vertical objects where holes can provide an entrance to your home.
On your roof seal off openings such as vent pipes.
I actually don t think this can be done legally.
Both roof rats and norway rats a stockier variety of rat can infest homes.
Rats climb down and get into your plumbing system and get into your home through the toilet.
How do i get rid of roof rats.
How to get rid of roof rats.
These rodents can get to the roof from the branches of trees.
These entry points need to be sealed in order to prevent rats from entering the structure through roof vents.
Trim all tree branches to further prevent entry.
To prevent a roof rats from nesting in your home make sure that all windows and vents are screened.
A full sized rat can enter your home through a hole as small as a quarter.
Use a heavy grade of steel wool copper mesh or metal scouring pads to fill cracks and holes in exterior walls.
Some ridge vent installations leave small holes large enough for a rat to enter your home.
To prevent a roof rat infestation seal up any holes or cracks larger than a quarter with silicone caulk and be sure that all windows and vents are screened.
Keep trees and shrubs trimmed away from the building and cut back limbs overhanging the roof.
If you have overhanging trees textured walls or anything that would let a rat climb on your roof then you should have aluminum screens installed on all your soil vents.
Rats often enter homes and business s through vents located on the roof.
The soil vents also known as a vent stack can let rats into your home.