Building Plans for Insulated and Conditioned Crawlspaces

How to Seal A Crawl Space from Air and Water Leaks: Construction Details For a Mold-free, Energy-Efficient Crawl Space.

23 Encapsulated crawlspace details for a tighter, more energy-efficient , healthier, and more comfortable home

  • RADON RETROFIT
  • COVERING A DIRT FLOOR
  • FOUNDATION WATER MANAGEMENT
  • BAND JOIST
  • CRAWL SPACE w/ CONCRETE STEM WALL
  • CRAWL SPACE w/ CMU BLOCK STEM WALL

  • RADON RETROFIT


    Section View: Radon Vent, Dirt FloorDOWNLOAD: PDF | DWG

    FREE SAMPLE:
    Wall Section-Radon, Sump, InsulationDOWNLOAD: PDF | DWG


    FOUNDATION WATER MANAGEMENT—INTERIOR & EXTERIOR


    Slab/Wall Interior Drain, Rigid FoamDOWNLOAD: PDF | DWG
    Rubble Wall, Interior DrainDOWNLOAD: PDF | DWG
    Exterior Foundation Flashing—RubberDOWNLOAD: PDF | DWG
    Exterior Foundation Flashing—PlasticDOWNLOAD: PDF | DWG


    BAND JOIST


    Rigid Foam RetrofitDOWNLOAD: PDF | DWG
    Spray Foam RetrofitDOWNLOAD: PDF | DWG


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    COVERING A DIRT FLOOR


    Concrete Wall, Dirt Floor
    Polyethylene CoverDOWNLOAD: PDF | DWG
    Interior ColumnDOWNLOAD: PDF | DWG


    CRAWL SPACE w/ CONCRETE STEM WALL


    Concrete Wall, Interior Rigid Foam
    3/4-in. Rigid FoamDOWNLOAD: PDF | DWG
    1-in. Rigid FoamDOWNLOAD: PDF | DWG
    1 1/2-in. Rigid FoamDOWNLOAD: PDF | DWG


    Concrete Wall, Exterior Rigid Foam
    3/4-in. Rigid FoamDOWNLOAD: PDF | DWG
    1-in. Rigid FoamDOWNLOAD: PDF | DWG
    1 1/2-in. Rigid FoamDOWNLOAD: PDF | DWG


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    CRAWL SPACE w/ BLOCK STEMWALL


    CMU Wall, Interior Rigid Foam
    3/4-in. Rigid FoamDOWNLOAD: PDF | DWG
    1-in. Rigid FoamDOWNLOAD: PDF | DWG
    1 1/2-in. Rigid FoamDOWNLOAD: PDF | DWG
    2-in. Rigid FoamDOWNLOAD: PDF | DWG


    CMU Wall, Exterior Rigid Foam
    3/4-in. Rigid FoamDOWNLOAD: PDF | DWG
    1-in. Rigid FoamDOWNLOAD: PDF | DWG
    1 1/2-in. Rigid FoamDOWNLOAD: PDF | DWG


    Detail Packages that can make old houses energy efficient:

  • Basement Remodeling
  • Sealed Crawl Spaces
  • Energy Star Air Sealing
  • Deep Energy Retrofit
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