Improve Your Indoor Air Quality SELECT US FOR AIR DUCT CLEANING SERVICE IN SHEPHERDSVILLE, BULLITT COUNTY, LOUISVILLE, & SURROUNDING AREAS. Surface cleaning just doesn’t cut it when it comes to air ducts. The interior of the air duct could still be left with dust mites, mold, mildew, pollen and animal dander. All of that debris can contaminate your indoor air and make your HVAC system work harder than it needs to. Young Environmental Service offers air duct cleaning services to remedy those issues. We’re based in Shepherdsville, but we can work all over Bullitt County, Louisville, & surrounding areas.