So what you have here is an air-conditioning duct and the scorpions are not going to be inside the duct, small amounts of moisture condense on the outside of the duct or inside your wall and little scorpions like that moisture so they end up cruising along the interior walls along the exterior of your ducts what happens is they get to exchange like this where the air is gonna be weaving and they kind work their way around and see how this is not sealed hear i think this is probably the leading way but they're coming into your actual closets usually one or two sources that there really being able to access the interior of your house they can be in your walls but if they can’t get out of your walls and they're not gonna hurt you, they can fit through anything that the with of a credit card one-sixteenth of an inch so this is obviously large enough for them let's put as many barriers as possible between then in the yard and the interior of your wife shoes
