D/2 Biological Solution


D/2 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 and headstones. 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.
D/2 Biological Solution is effective for removing harmful biological and air pollutant staining from many building materials including masonry, marble, granite, limestone, brownstone, travertine, terra cotta, concrete, stucco, wood, canvas and vinyl & aluminum siding.
Features & Benefits!
  • Fast acting: 10 to 15 minutes contact time for great results.
  • Biodegradable
  • Contains no acids, salts, or chlorine
  • pH neutral
  • 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

Places D/2 Has Been Used!

388 Greenwich Street
455 Central Park West
Art Students League
Biltmore Estate
Burial Hill
Congressional Cemetery
Coral Gables City Hall
Frank Lloyd Wright's Taliesin
Heinrich Heine Memorial
Iowa Monument
Jefferson Market Library
MIT Building E52
Museum of Science & Industry
New York Public Library
Northwestern University Library
Old San Juan
The Alamo
The White House
Tomb of the Unknowns
Veterans Administration
Vizcaya Museum & Gardens
Yale School of Nursing