Use CCS Epoxy Healer/Sealer for cracked, porous, or spider-webbed concrete. The clear ultra-low viscosity solvent-free (0 VOC) structural repair adhesive is ideal for topping slabs, industrial floors, parking decks, loading docks, and for finishing concrete countertops. It consolidates and strengthens slabs to original monolithic strengths and penetrates cracks as narrow as 0.002 in. ChemCo Systems.