It's been so bad its slso triggering my dry eye syndrome too. I hope I find someone who can let him free fly bcoz he's used to it daily nowI'm right up in East Yorkshire so I'm out of the mix
Am surprised at a kak causing an asthma attack usually its greys and cockatoo family with them having so much dander .... oh and pigeons obviously.
Have you tried damp clothing the dust away and an air purifier?
Off hand can't think of anybody in the Norfolk area ... will put my thinking cap on...