Apply a bead of caulk along the inside perimeter where the sill plate meets the concrete slab if desired for additional air sealing.
How to waterproof concrete slab against wood wall.
Just mix it with the right amount of water and brush it on the surface like paint.
It is a powder waterproofer that you can get in white color.
Plumbing supply places will sell you these in nice lengths.
This prevents water from leaking under the bottom of the wall to the inside of the building.
Well of course the best solution is to remove all the concrete and start over.
You can also caulk between the top of the sill plate and the.
It can be of great use in both indoors and outdoors.
The best way is to have the slab end about one hundred mm 4 inches back from the wood and bridge this gap for a walking surface with a metal grill like you get over a drain.
Damtite waterproofing might be the best choice for you.
That way your pest manager can both inspect simply and easily re apply chemical without drilling the slab.