Stinging insects like bees, wasps, hornets, and yellow jackets are a huge...

https://star-wiki.win/index.php/What_is_the_Safest_Way_to_Deal_with_a_Hive_Behind_Shutters%3F

Stinging insects like bees, wasps, hornets, and yellow jackets are a huge headache, especially when they build nests in your wall voids. We use fast-acting treatments that knock them down instantly, plus a residual barrier to keep them away for good