Encapsulation
Encapsulating a space seals the walls and floor from the rest of the room, preventing any moisture or odours from leaking into the rest of the home
Before
Dirt floor crawl space almost always have some sort of seepage, whether it's odour or water
After
Styrofoam insulation was placed on the walls before being encapsulated, helping to retain heat and lower the customer's heat bill
Block Foundation
As time goes on, these types of foundations are susceptible to leaks due to the way they're built