Valterra 13-0334
 
Waste Holding Tank Treatment; Pure Power; Blue; Biological Treatment Used To Break Down Waste and Tissue; Without Formaldehyde; Fresh Clean Scent; Without Lubricant; Treats 40 Gallon Black or Gray Water Holding Tank; Use 2 Ounces Per 40 Gallons; Package of Six 4 Ounce Bottles