DIY Crawl Space Guide: Air Sealing Subfloor: Week 6

Send us Fan Mail Your crawl space might be the most overlooked yet critically important area of your home. In this sixth installment of the Crawl Space Repair Challenge, Michael Church tackles the crucial topic of air sealing—a process that dramatically improves energy efficiency, indoor air quality, and structural integrity. The Department of Energy confirms what Michael has seen firsthand: unsealed crawl spaces contribute significantly to moisture problems affecting both your health and ho...