D/2 Biological Solution
D/2 Biological Solution is both safer for the environment as well as being biodegradable. It comes in liquid form that easily removes stains from mold, algae, lichens, air pollutants, and mildew surfaces. It effectively cleans your marble, limestone, brownstone, granite, travertine, masonry, concrete, terra cotta, wood, and other architectural surfaces including monuments, sculptures, and headstones.
D/2 Biological Solution has been successfully used to clean biological and air pollutant staining from countless buildings and monuments around the world. From the White House to the Arlington National Cemetery, D/2 has come through time after time when it comes to keeping our nations treasures vibrant and clean.