Spraying insecticides into cracks and crevices will not prevent the bugs from entering living areas and is not a viable or recommended treatment.
Dead stink bugs in attic.
If you have a small population indoors simply removing them with a tissue or paper towel and placing them in an outdoor receptacle will suffice.
It is not advisable to use an insecticide inside after the insects have gained access to the wall voids or attic areas.
Because the insects die upon.
Funny most of the ones i am finding are dead.
It is still worth spraying now to get rid of some of the bugs but you will keep seeing them until spring when they will emerge en masse and leave the building.
Most likely through your attic or chimney.
If stink bugs happen to make it inside it is best to remove them with a vacuum.
They will not kill all of the stink bugs or prevent more from entering your home.
They do not eat mate or lay eggs while indoors so need to worry about any damage or future baby stink bugs.
I read on another website that the best thing to do this time of year is turn your heat off and let your house get very cold make sure you turn off and drain the plumbing etc.
Hung in a windowless attic or another similarly dark space in your home a run of the mill bug zapper can work wonders to lure and eradicate stink bugs.
You can also pop a bug or two dead or.
The theory is that the cold will kill all the stink bugs hiding in your house.