D/2 Biological Solution
D/2 Biological Solution is specially formulated to remove environmental pollution, dirt, and staining from biological soils such as mold, mildew, lichen, and algae from indoor and outdoor structures. D/2 is the only product developed for conservators by conservators. It has been successfully used to clean millions of buildings and monuments, from the White House to Arlington Cemetery.
Tested in a 6-year study and now specified by the Department of Veteran Affairs National Cemetery Administration.
- Marble, Granite, Limestone
- Asphalt Shingles
- Vinyl & Aluminum Siding
- Fiberglass, Metal, Paint, Canvas, etc.
- Will Not Etch Metal, Glass or Damage Plants
- PH Neutral
- Contains No Salts, Bleach or Acids
- Quart (Each or Case of 12)
- Gallon (Each or Case of 4)
- 5 Gallon Pail
- Drum size also available. To order, please call (800) 425-2214.
D/2 Cleaning Demo
|Method for Use|
– Apply D/2 with a brush, roller or sprayer
|Treatment and Maintenance Program|
After initial treatment of substrate, a once-a-year light spraying will help maintain a clean, stain-free surface.
Note: Heavy biological deposits may require repeat applications of D2 cleaner to achieve complete cleaning after detachment. Alternatively, heavy growth can be detached by manual scraping using wooden or plastic tools immediately after application.
Quart, Quart Case (12 quarts), Gallon, Gallon Case (4 gallons), 5gal Pail