You can pour boiling water kerosene or diesel onto the nest at night when the wasps are resting.
How to kill wasp in my attic.
You can find professional grade pesticide bombs available for sale either online or at diy pest control shops.
Determine what type of wasp you have.
Solitary wasps tend to build nests that allow them to secure and separate.
If possible use a polminor powder bellows and coat as much of the outside of the nest as possible with dust failing that use rentokil wasp nest killer foam aerosol and cover as much of the nest as you can in wasp killer foam before promptly vacating the roof.
You can also use citrus oil extract which is a natural insecticide containing.
Locate the part of the attic where the hornets and wasps are coming and going.
Add 1 cup of white vinegar into 1 cup of water.
Make sure that you know the entering and exiting part of their bee hives.
Step 2 seal off any entrances or exits into the area of the wall where the wasp nest is located.
Fill the spray bottle with this mixture.
One of the easiest and safest ways is to bomb it with an insecticide.
Observe their flight patterns and pay attention to where they disappear into the wall.
Keep it in a safe place to use every time you see offending wasps.
Leave the shop vac on for a few hours to catch as many of them as you can.
If you can t stand the smell of toxic chemical sprays or wasp repellents you can try various home remedies which are.
The wasps and hornets will get sucked in to the vacuum and drown in the soapy water.
Pinpoint the location of the wasp nest and determine where the insects are getting into the nest from the outside.
How to get rid of wasps in the attic step 1.
Fill a shop vac with soapy water then place the head attachment near the source of the insects.
There are a few different ways to treat a wasp infestation in the attic.
It is a good idea to spray the pesticide on the openings of your attic.
Wasp stings are poisonous and very painful so dressing to prevent them is important.
An empty spray bottle.