The Inspection Hurdle
- By Rick Duncan
- Added on Jul 31, 2026
Spray polyurethane foam (SPF) insulation delivers strong air sealing, high energy performance, and long-term durability—especially in hard to seal areas where other insulation types leave gaps or settle over time. Contractors see the results in blower-door numbers, comfort complaints that disappear, and fewer callbacks. Many homeowners and builders recognize those benefits too. read more