D/2 Biological Solution

D/2 Biological Solution cleans monuments and removes stains from mold, mildew, algae, lichens, & air pollutants. It is non-toxic & requires no scrubbing.

The solution is biodegradable, contains no bleach, salt, or acids and is safer around plants and wildlife.

Works on masonry, stone, concrete, wood, asphalt shingles, vinyl & aluminum siding, fiberglass, metal, paint, canvas, and roofing surfaces.

One step / one product: staining and soiling caused by mold, mildew, algae, lichens, and air pollutants, contribute significantly to the degradation and disfiguring of many surfaces. D/2 can be utilized to safely resolve this problem.

This cleaner works in 2 ways!
Immediate results method: apply, allow to remain for 5-10 minutes, apply again to wet, scrub, rinse thoroughly. (heavy deposits may need to be scraped or power washed first)
No scrub/no rinse method: works within weeks or months.

  • AU0137 | AU0089 | AU1140 | AU1263 (incorrect spelling but for search: d-2, d2)

Has a shelf life of 5 years or more. Can use for maintenance once a year.

See also cleaners.

Product Variations
AU0137D/2 BIOLOGICAL QT
AU0089D/2 BIOLOGICAL GAL
AU1140D/2 BIOLOGICAL 5 GALLON PAIL
AU1263D/2 BIOLOGICAL 55 GAL DRUM