Determine what type of wasp you have.
Wasp in attic vent.
They see wasps more specifically yellow jackets entering and exiting from a hole around the exterior perimeter of their home.
Wear a breathing mask and.
Spotting yellow jackets near the ceiling could be an indication that the wasps are entering via ceiling and the infestation could be in the attic.
How to get rid of wasps in roof vents step 1.
If there are any unsealed openings such as open attic vents or attic vents that don t seal properly it is extremely easy for wasps to enter the main parts of your home.
Famco sells a j vent with a 1 8 inch screen but wasps might be able to get thru that if they really wanted to.
The hole will likely be a utility penetration or an area where siding may not fit properly.
If you ve already removed the nest you can spray a deterrent on the spot where they like to build.
How they find and build a nest in your attic.
You can put cheesecloth or muslin over the open ridge vent if you can access it.
How to get rid of wasps in the attic step 1.
Cover the vents with plastic bags for several days to prevent more wasps from going into the system.
Wasp stings are poisonous and very painful so dressing to prevent them is important.
How can we keep wasp out but still allow the air flow needed for our attic fan to function properly.
Dress in thick clothing.
They ll see wasps flying in and out of the hole and go to the hardware store and purchase liquid wasp and hornet killer.
Then they ll wait for nighttime and spray the entire bottle at or near the hole.
Do not seal any vents in the attic.
If you believe wasps are entering your attic through the vents install a screen to keep them and other insects out.
Vents play a key role in reducing mold and mildew which is why you need them open.
It is very easy for wasps to get into attics normally due to openings around vents and or poor construction practices that leave big gaps between the sections of wood near the areas where the shingles and gutters meet up.
If the wasp nest is in an awkward or hard to reach location such as inside a wall or attic or underneath a concrete slab you will definitely want help from a professional.
Spray an insecticide into the vent to kill any wasps that are currently in the vent.
Solitary wasps tend to build nests that allow them to secure and separate.
Many of the ridge and other types of attic vents i ve seen have louvers with almost 1 4 inch slits that are big enough for wasps to get thru and they do not have any secondary screen.