Trashy Crawlspace air definitely does not help the air quality in your home. A dirty crawlspace floor can attract rodents, cause inaccessible plumbing, broken air ducts, and harborage for wild animals. Broken air ducts and trash can lead to bad air quality in a home’s crawlspace. The crawlspace of your home is the most important area and structure of your home. The crawlspace is where the air you breathe comes from. Simply cleaning out dirt and other debris will not require a major budget. Do you have a dirty, trashy crawlspace?