Wasp nest

Soldato
Joined
18 Feb 2007
Posts
13,413
Location
London
Hi

Have just discovered a wasp nest in an air brick ventilation, took the cover off to clean the area and discovered it, got stung twice.
Managed to cover it over again.

I want to get rid of the nest as it’s in a bedroom, would a wasp spray kill the nest? I can spray a ton of it through the small gaps of the vent.
Short of that I don’t feel confident taking the vent off again.
 
Call the council, they'll send an exterminator. That's what I did last time, although that was over a decade ago so the department that deals with that has probably been cut and replaced with a web page on how to deal with wasp nests (that page also probably 404s).
 
Can you somehow seal off the space so that no air can get in or out of where the nest is

If you can then I would use a permethrin smoke bomb and leave it 24 hours

should kill the lot of them
 
Last time i had one i used some spray foam that i got off Amazon I think it was in a yellow can called Wasp Nest Killer Foam. It was outside so i sprayed it on the entrance when it was dark and within a few days the nest was dead.
 
I had one years ago in some turf rolls after I took up my lawn. I found the entrance hole that they used and then in full bike gear with helmet I went out and doused it with wasp killer powder around the entrance and then into the entry way. I followed it up with boiling water the following day.
Once they'd all died I dug it out and it was a fascinating structure that they'd built tbh all from wood scrapings.
 
Can you somehow seal off the space so that no air can get in or out of where the nest is

If you can then I would use a permethrin smoke bomb and leave it 24 hours

should kill the lot of them

I can get at it from both sides, I’ve sprayed some spray in from inside which got them very angry, can’t hear them now, I’m thinking about trying outside now with a ladder, it’s not too high so can make a quick exit!
 
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