For regular maintenance of your septic tank dose one sachet per month via your loo and add billions of "good" bacteria to work in your septic tank.
For more information click on the product picture.
Septic tank and treatment plant owners should also check out the 'Kitchen' and 'Bathroom' sections of the catalogue for household products that will aid the health of your septic tank or treatment plant.
To boost your septic tank's activity during and after a period of heavy use.
4 x 15gm sachets - Apply 1 sachet every night for four nights.