Things to Avoid Putting in Your Septic Tank #4 – Some Dishwasher Detergents By: Dianne Posted on: June 28, 2017 Categories: Blog, Septic Tank Care Tags: household products, septic safe, septic safe dishwasher detergent, septic safe products, septic system care Dishwasher detergent is more likely to contain phosphates and surfactants than laundry detergents. Unlike in laundry machines, there is no Read More… read more