Use them after you ve treated your attic with repellents but before you permanently seal off the points of entry.
How do you get rid of bats in your attic.
Another method involves the use of mothballs.
They are designed to fit on top of any hole which bats have been using as an entryway.
These devices are usually a one way valve or tube that allows bats to exit the attic without making their way back inside.
Afterward you will need to scrub the area with an enzyme based cleaner.
Then remove any soiled or damaged insulation from the attic and or walls.
Since bats can carry rabies you will want to get rid of them if you find them in your attic.
Killing them is both inhumane and will create an unlivable environment due to the smell of a colony of decaying bats.
Sealing off the attic may work if you can pinpoint the exact place s the bats are coming and going but if you don t do it right the tenacious creatures will weasel their way back in or find a new point of entry.
Use a vacuum first to suck up all of the loose droppings decomposing bat bodies and any other materials.
Bats will hibernate in the winter if the temperature stays at around 35 to 40 f.
If not run an extension cord upstairs to your attic and turn on floodlights or work lights in an area away from flammable material.
To properly remove the bat droppings and debris.
If your attic has an electrical outlet all the better.