![OPen the floor](https://cdn.treehouseinternetgroup.com/uploads/photo_gallery/medium/498998-20240112_094510.jpg?v=1705346435)
OPen the floor
The first step is to open the concrete flor and expose the gravel bed.
![3 part sealant](https://cdn.treehouseinternetgroup.com/uploads/photo_gallery/medium/498999-20240112_101536.jpg?v=1705346435)
3 part sealant
This step includes a 3 part sealant. First a bead of flexible sealant in the crack, then a 4" wide drainage foam and lastly troweled on flexible sealant.
![Troweled sealant](https://cdn.treehouseinternetgroup.com/uploads/photo_gallery/medium/499000-20240112_101741.jpg?v=1705346435)
Troweled sealant
THis step will keep any moisture from coming into the wall.
![Add a vapor barrier](https://cdn.treehouseinternetgroup.com/uploads/photo_gallery/medium/499001-20240112_141632.jpg?v=1705346435)
Add a vapor barrier
Last step before re-concreting the floor is to add a vapor barrier so that no moisture can come through.