The dish soap will disrupt the surface tension of the vinegar causing the flies.
How to get rid of flies in roof space.
To mix just fill a spray bottle with water and add enough essential oil to fragrance.
This helps to slow down the loss of heat and soundproof your loft as well as cutting off all entry points for flies.
Apply insecticide to the outside of your attic to prevent flies from coming in.
You can get cluster flies pretty much anywhere.
To create a solution that keeps bugs away from your patio combine one part witch hazel and one part water.
Power foggers and smoke bombs can be very effective but may need to be used more than once per season.
Make fly repellent spray moncherie getty images stock up on essential oils that flies don t like including lavender clove mint lemongrass and basil and use them to make your own fly repellent spray.
The timing of the treatment is critical.
Remember attic flies want to cluster indoors when it starts to get a lot cooler outdoors.
Do this in the summer or early fall at the latest.
Since once they get inside trying to control them is very difficult.
This dispenser contains a pyrethrum based insecticidal spray which will activate at several intervals over a 24 hour period.
Use a rubber band to hold the plastic wrap in place.
An alternative way to kill cluster flies is by using the prevent auto dispenser.
For every cup of solution add a tablespoon of rubbing alcohol and a few dozen drops of essential oils.
It is important to identify the flies.
As the flies enter the roof over a period of weeks your first treatment may eradicate all the flies in the roof but within days more cluster flies may arrive.
Put some apple cider vinegar in a bottle or jar and cover the opening with plastic wrap.
Spray as best you can around your roof chimney eves ventilation holes etc.
Put some vinegar in a bowl and mix in a few drops of dish soap.
We ve used fly control in perth for cluster flies identified in the roof of an industrial unit fly control in pitlochry for a clusterfly infestation around windows of a hotel and fly control in kinross for an infestation in a high glass dome in a roof.