Johnson & Sons - Sump Pump LiningsJohnson & Sons - Trench LiningsJohnson & Sons’ chemical resistant linings, coatings, slurries, and overlays protect substrates by stopping acids, alkalis and solvents from corroding concrete. They provide excellent protection in semiconductor manufacturing plants, pulp and paper mills, refineries, pharmaceuticals, waste water treatment facilities, plating operations and secondary containment areas. Johnson & Sons is equipped to coat the floors, walls and ceilings of aeration and equalization basins, grit chambers, wells and manholes, to resist hydrogen sulfide attack.