The HOST® Dry Extraction Cleaning System is a proven method for achieving clean and dry flooring that looks its best every day. HOST is Green Seal & Certified USDA Bio Preferred Certified and is 100% Biobased. By using HOST, we contribute to a cleaner environment both inside and outside your facility. In fact, no other cleaning system has the variety of independent certification and research that HOST Dry Extraction Cleaner has. The summary of independent research and certifications shows that HOST is environmentally preferred and the best choice for green, clean, and dry flooring that looks its best every day.