can anyone please help.my neighbours had there walls insulated some time ago and for the past few months we have had fumes which are getting worse by the day.stinging eyes,tingling lips and burning throat.the installers have been back and said that it is not the fibres in next doors wall which came into our cavity as well,but they did our cavity walls with beads free of charge anyway.we cannot have any heat on in the house as this makes the fumes worse.we have had everyman from sewage to enviromental health around but no-one can come up with an answer.i do hope someone out there can. thankyou