There are 2 principal different types of crawl spaces: vented and unvented. Each form involves another method of insulation. 1. Exception: Insulation shall be positioned at the partitions when the next condition exists: 1. The shut crawl space is made to be an deliberately heated or cooled, conditioned space.  Bees https://crawlspacerepairhanover16047.izrablog.com/35924326/little-known-facts-about-crawl-space-repair-contractor