Before Polylevel Injection.
Over time, the soil under a concrete slab can compress or wash away causing the slab to become unlevel.
NexusPro Joint Sealant.
NexusPro Joint Sealant is a silicone-based Sealant that is temperature and weather resistant so it will not crack or peel.
We used Polylevel Injection to raise this slab to be level with the driveway.