A solvent based water repellent that prevents damp penetrating through brick and stone walls. Apply to building facade by brush, roller or spray,
 
Masonry water repellent does not form an impervious damp proofing membrane. It simply provides a llining to capillaries in the masonry to repel water whilst allowing brick and stone to breathe. For porous brickwork spray a second flood coat whilst the walls are still wet from the first.