They are probably queens that will be founding nests the following spring.
Old wasp nest in attic.
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.
Dress in thick clothing.
Paper wasp nests are very common.
For example if the wasp nest is your attic trying to remove a wasp nest by flooding it could cause water damage to your attic beams and ceiling plaster boards.
Another common place to see wasp nests and sometimes an occasional hibernating queen or two is in the loft or attic.
It is also advisable to call a professional exterminator if you are allergic to wasp stings as getting rid of the nest by yourself could be dangerous.
It could be wasps hornets or yellow jackets.
How do i prevent wasp infestation.
The best time for removing a wasp s nest is at dusk when these insects are a bit drowsy.
Wasp stings are poisonous and very painful so dressing to prevent them is important.
Determine what type of wasp you have.
As stated we have had hibernating wasp queens in the attic and we found a nest already abandoned.
Solitary wasps tend to build nests that allow them to secure and separate.
If they find an opening it could be your attic.
I am quite protective and never harm the queens.
Wasp nests in the loft or attic.
Depending on the location of the nest using water to remove a wasp nest can result in further damages to your property.
How to get rid of wasps in the attic step 1.
As i mentioned above you need to protect yourself completely by wearing protecting veils gloves and many layers of clothes.
You can usually see where wasps are entering your house.