Foundations & Floors -

Slabs

Guide describing how to create a capillary break at all crawlspace floors using polyethylene sheeting to manage moisture in crawlspaces.

Guide describing how to install a capillary break under a slab foundation using either polyethylene sheeting or rigid insulation installed over aggregate or over sand and geotextile matting.

Guide describing how to install slab edge insulation when retrofitting existing slab-on-grade foundations.

Guide describing ways to construct a raised-slab foundation to increase a home's resistance to floods.

Guide describing steps to take to minimize indoor humidity in preparation for cold winter weather.

Guide describing how to insulate an existing slab floor by adding rigid foam insulation over the slab then installing a floating subfloor.

Guide describing how to construct and retrofit homes built on slab-on-grade foundations in earthquake-prone areas to withstand seismic forces by properly installing wall to foundation connections.

Guide describing how to insulate slabs on grade in climate zones 3 and higher.

Guide describing how to retrofit an existing basement floor or slab to reduce moisture issues.