Are the laundry detergents safe for greywater and septic systems? April 11, 2017 13:05 Updated All Seventh Generation Laundry Detergent formulas are safe for both greywater systems and septic systems. Related articles Can Seventh Generation laundry detergents be used in any water temperature? Do Seventh Generation Automatic Dishwashing products contain phosphates? High-Efficiency (HE) Laundry Detergents Will Seventh Generation laundry detergent remove perspiration stains? Is Seventh Generation Laundry Detergent safe for cloth diapers?
