Are you looking to buy bacteria to reactivate your septic tank or improve its performance? Dutch Water Tech offers a wide range of products that can do this. We offer Bio-Septic, Bio-Septic Plus and Roebic K37 Septic Tank Treatment. These products are well suited for the reactivation and maintenance of your septic tank or HSTS (Home Sewage Treatment System). These products consist of bacteria and are therefore a 100% biological solution. Do you have an aerated waste water system? Then Roetech 106PS WS-8 is an excellent choice. This product is also 100% biological and not harmful to the environment.