The gallon-size jug contains concentrated biological treatment to handle large waste holding tanks or frequent use. Each 2-ounce dose treats a 40-gallon tank, so this jug supplies enough product for approximately eighty tank treatments. The wintergreen scent masks odours, and the septic-safe formulation is accepted everywhere.

• 1-gallon jug
• Biological enzyme and bacterial formula
• Wintergreen scent
• Treats up to 40 gallons per 2-ounce dose
• No formaldehyde
• Septic and campground-safe