Guide
Encapsulation vs. a vapor barrier in Spring Hill
A vapor barrier covers soil. Encapsulation closes the crawl space as a system. In this climate, a liner with open vents still lets July air in. That is why the two services have two pages and two GBP names.
Choose the liner page when
The only note is “no vapor barrier” and wood is still sound. Start at Vapor Barrier Installation.
Choose encapsulation when
Humidity stays high, vents are the intake, or you already lost a liner to water. Start at Crawl Space Encapsulation.