Spray an insecticide into the vent to kill any wasps that are currently in the vent. When treating wasp nests in the eaves of a roof you can safely break into the nest with the duster lance and get wasp killer powder inside the nest but do not try that with a hanging nest unless you are fairly sure it won t fall to the loft floor.
When the water has pressure and is soapy it will blast the nest.
How to get rid of wasps under roof tiles. This is no surprise. The best way of getting rid of wasps naturally and cheaply is to discourage them from establishing nests in your compound. Sevin dust available at the hardware store.
Another way of destroying the nest is to squirt dishwashing liquid into the end of your hose pipe and run the water until suds appear. The best time to apply this aerosol spray is at dusk wearing protective clothing for safety against stings. As explained in our wasp control article they like sheltered spaces and voids for nest building so the sides of homes up under soffits and roof lines are perfect locations for them to live.
Wear a breathing mask and follow all instructions on the package to prevent inhalation. But wasps under roof tiles does not necessarily mean you have nests there. While this might seem counter intuitive it is better to get rid of the nest when the wasps aren t active.
Be sure to use the high velocity setting on the hose s nozzle. The wasps get on with their business and you get on with yours. For the most part this does not present a problem to you.
The wasps will pick up the dust on their bodies and. Use water or wasp killer if the nest is in the eaves and visible from the outside after you remove the soffit you may be able to spray the nest with water. Poisonous methods to get rid of wasps nest in a roof chemical methods like foam spray that can be bought from a garden center and can be applied to the nests from about six feet away.
But there are many homeowners who never see them during the. Puff it into the space using a plastic container like a honey bear or ketchup jar to direct it. In general wasps will find these places attractive any time of year.
Spray at dusk when the wasps are more likely to be dormant inside the nest. Wasps are a common problem in the spring and summer months as they are attracted to under roof tiles.