Building Envelope: Residential Crawlspace Conversion

This is for encapsulating a crawlspace, making it a conditioned space in your home.

To Qualify For Rebates: 

  • Condition/Seal entire crawl with minimum 10-mil vapor barrier, sealed to the foundation/footers, encapsulating
    the entire space
  •  Air Seal and Insulate Rim Joists with spray foam
  • Insulate crawl walls to minimum R-19; no insulation required in crawl ceiling
  •  Must seal vents
  • Post-blower door assessment required
    o If at/below 0.35 NACH before or after improvement, you are required to meet with an Energy Coach at
    Walking Mountains to understand opportunities for fresh air ventilation, and to identify existing
    ventilation in the home