by Matt Leech
| Tuesday, August 12, 2014
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...