Insulation for Existing Crawl Space Floors Description Guide describing how to upgrade a crawlspace floor in an existing home by adding insulation.
Capillary Break at Crawlspace Floor - Polyethylene Sheeting under Concrete Slab Description Guide describing how to install a capillary break to help manage moisture in foundations.
Flood-Resistant Raised-Slab Foundations Description Guide describing ways to construct a raised-slab foundation to increase a home's resistance to floods.