D2 Biological Solution is a biodegradable, easy to use liquid that removes stains from mold, algae, mildew, lichens and air pollutants. It is effective on marble, granite, limestone, brownstone, travertine, masonry, terra cotta, concrete, stucco, wood, and other architectural surfaces including monuments, sculpture, gravestones, headstones, vinyl & aluminum siding. A contact time of only 10 to 15 minutes followed by scrubbing with a soft nylon or natural bristle brush will loosen most biological and air pollutant staining. Features and Benefits: Fast acting – 10 to 15 minutes contact time for great results Biodegradable Contains no acids, salts, or bleach pH 9.5 Will not etch metals or glass Safer to use around plantings Is not a hazardous material and requires no special handling or protection Use full strength, no in-field mixing required Shelf life of 5 years Why Choose D/2 Biological Solution It is safe to use and won’t deposit harmful residues! D2 cleaner has been successfully used to remove staining from a variety of surfaces including natural stones such as marble, granite, limestone, sandstone, slate; masonry surfaces such as brick and cast stone; concrete; wood; aluminum and vinyl siding; and canvas. It works! D/2 has been used successfully to clean millions of buildings and monuments. From the White House to Arlington Cemetery, D/2 is trusted to work and keep on working when results matter.
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