Exterior Seasonal application from April through October. To control occasional invaders that access the home from the outside. $40 per month. No hassle scheduling. You do not need to be home for us to service. Schedule the service and we will be out to take care of your home. We can also service the interior with a long term Cimexa dust in the months of March and November at $60 per service, to help with spiders and other insects that may have took up residence in your home. $40 per month plus tax.