Michael LemarkFrom the AuthorPolishing Materials & EquipmentDensifiers DemystifiedSpecChem, LLCA concrete densifier is a chemical solution that, when applied to a concrete surface, increases surface density by sealing pores.Repair & Rehabilitation ProductsConcrete Control Joints 101: How to Apply FillerSpecChem, LLCApplying control-joint filler demands balancing hardness to transfer loads, flexibility to move with the slabs and application timing to minimize tearing.Page 1 of 1