How To Unclog A Drain When You Have A Septic System. Here are some ways you can try to unclog your drain or septic tank on your own: A block in the distribution box.
This can even break through tough roots, but can have some cost involved. Firstly, grab a teaspoon of dishwashing detergent and pour it into the bowl. If the answer is yes, they may flush something unusual down the drain system.
If not already done, add a drain.
Ways to unclog a drain and septic tank. If not already done, add a drain. Use a snake or water jetting to unclog the main drain pipe. The biggest incentive is the fertilizing nature of effluent which is rich in nitrates.