Zerorez is a new technology company that uses a high pH alkaline water to clean with rather than soaps, detergents or chemicals. Yyour carpets, your surfaces, your floors will stay clean a lot longer and it is entirely green! There is no residue with Zerorez. At Zerorez we suggest that you detox your entire house using our incredible alkaline water. You can clean tile and grout, stone, hardwood, vinyl, and all kinds of surfaces in addition your carpet and your upholstery. The key to our high pH alkaline water is this very expensive generator. It splits the water into a high alkaline.