Entry points: Dryer vents, windows, screens, door ways, cable/utility entry factors, attic accesses are all easy entry ways for pests if not correctly sealed. https://www.morrisonshomeimprovement.com/ stuff it copper mesh , caulk, and expandable foam can be used to reduce entry entry.
We’ve got seen no proof that duct liner and unlined duct are equal of their propensity to support progress. That should be an essential consideration. Additionally, there are differences among numerous forms of liner and even between many liners of the same brand. It would seem essential to know what these differences are, so that designers and constructing owners and managers could make informed decisions. Logic would dictate that porous duct liner has a greater propensity than non porous materials to entice and maintain each dirt and moisture – just as so-known as “fleecy surfaces” in an office house do the same thing.