Tag Archives: crawl space

Residential Code requirement for access door insulation

  The 2012 International Residential Code (N1102.2.4) requires insulation at all hatches and doors that separate conditioned and non-conditioned spaces. These locations are typically found at openings to the crawl space and attic. The insulation R-value must be equivalent to … Continue reading

3,671 total views, 1 views today

Comments Off on Residential Code requirement for access door insulation

Filed under Energy Conservation

Residential Code requirement for crawl space access

The residential code (R408.4) requires access to the crawlspace, either through the floor or a side wall.   The minimum dimensions for the floor access is 18 inches by 24 inches, while the minimum wall dimensions are 16 inches by 24 … Continue reading

22,018 total views, 17 views today

Comments Off on Residential Code requirement for crawl space access

Filed under Building