Point taken Joker 1299 I read the first post and skipped though the read sorry what I had to do in the 60s scared me to death
Yes all you would need to do is make sure all your door seals are good and some how get around 8 lbs of positive pressure inside so roof down turn off your heaters , oh close off your fresh air input then nothing can get in
or head for Broad Oak Breed Pumping station there is a shelter there and it is on loan to the local radio club don't all rush cause it only has 12 loos bribes excepted to claim your place but all the generators are diesel and the 500gals wont go far