Creating a conditioned crawl space or an encapsulated crawl space is a newer technology that greatly improves the air quality in your home, eliminates costly structure problems, and eliminates the environment in which mold, fungus, bacteria and insects thrive. Years ago before nearly every home had air conditioning, homeowners opened the windows for fresh air which reduced these symptoms. A...

Homes built on a crawl space needs ventilation! Right? Right! Notice I did not say “Needs vents”, that’s because a crawl space does not need the foundation vents (that go outdoors) if, and I quote:IRC 2006 and 2009, Section 408.3Unvented crawlspace Ventilation openings in under-floor spaces specified in Sections R408.1 and R408.2 shall not be required where:Continuously operated mechanical...