Bonstone D2 Biological Solution Size:1 Gallon blades lock closed when not

blades lock closed when not in use

and phosphorus

With its compact growth habit and low-maintenance nature

creating a mesmerizing spectacle

breaking down the most resilient growths

Bonstone D2 Biological Solution Size:1 Gallon blades lock closed when notDescription D2 Biological Solution is a specially formulated product designed to effectively remove environmental pollution, dirt, and biological stains from surfaces, specifically targeting biological soils like mold, mildew, lichen, and algae. It is suitable for use on both indoor and outdoor structures. Notably, D2 was developed by conservators and is the product of choice for many professionals in the field. Key features of D2 Biological Solution