In fact according to bat conservation international bats consume about 1 200 mosquito sized insects an hour and some species disperse seeds pollinate plants and feed on beetles that destroy crops.
Bat traps in attic.
All you need to do is plug the ultrasonic pest repeller into an extension cord and place it in the attic while on.
Moth balls ultrasonic sound ammonia bright lights or strobe lights sealing off the attic traps.
This will then produce an ultrasonic noise that will make it unpleasant for the bats thus making them choose another place to roost.
Handling and removing the bat bats are known for carrying rabies and there are also other diseases that are associated with their droppings.
Inspect inside the attic to identify bat species and colony size and watch the outside of the house at dusk to see where they are flying out.
Sometimes people will take glue boards and place them in the attic where the bats are roosting.
Do two crucial things.
2 seal bat entry holes once you have identified the primary entry exit spots leave them open but seal off 100 of secondary areas.
There is no recognized bait for bat traps because they are so difficult to catch in the open air.
Some of the common try it yourself methods you ll find on the internet are.