Bedbugs!
I just recently completed the purchase of a used RV. Everything looked good and in working order, and it seemed like a great deal. Until I tried to sleep in it. Bedbugs! No returns! No exceptions! ...
Forum Discussion
Another tool you might look into is an ozone generators. In high concentrations it kills all kind of bugs, maybe in combination with some of the other suggestions it would do the trick. They can be bought or rented. A friend has a large one that I have borrowed a couple of times, it also kills mildew and mold. Just make sure you ventilate completely before you go back in, bad headaches or worse if you breath too much ozone.
