SEBS Dosage Information for 1500 gallon

Dosage Amount: The dosage amount may vary due to the age and condition of the septic system. The initial treatment dosage is higher for older septic systems and is followed by a regular maintenance dosage schedule. The following recommendations are based upon 1500-gallon septic tanks.

For a New Septic System 13 Years Old 4-7 Years Old 8-12 Years Old 13-20 Years Old
Initial Dose:
Use 2 quarts per month for the first 3 months.
Maintenance: Use 1 quart per month
Initial Dose: Use 2 quarts per week for the first 4 weeks.
Maintenance:
Use 1 quart per month.
Initial Dose:
Use 3 quarts per week for the first 5 weeks. Then use 1 pint per week for the next 4 weeks.
Maintenance:
Use 1  quart per month.
Initial Dose:
Use 4 quarts per week for the first 6 weeks. Then use 1 quart per week for the next 4 weeks. For the following 4 weeks, use 1 quart every 2 weeks.
Maintenance:
Use 1 quart every 2 weeks for 8 weeks. Then use 1 pint per month.
Initial Dose:
Use 6 quarts per week for the first 8 weeks. Then use 2 quarts per week for the next 4 weeks. For the following 3 weeks, use 1 quart per week. Last, use 1 quart every 2 weeks for the next 4 weeks.
Maintenance:
Use 1 quart Per mon

Note: For best results, older septic systems should be cleaned and pumped out before SEBS treatment. Cleaning should include the removal of any blockage in pipes, drains, or lateral lines. To dissolve tree roots in the drainpipes, use our product High Foam Root Treatment (for further information, please contact your local EST, Inc. representative).

For Optimal Performance: Follow the initial and regular maintenance dosage schedules to keep the septic system clean and trouble free. The recommendations above are for residential septic systems only. For commercial application or specific related problems, please contact your local EST, Inc. representative for more information.