How To Unclog Main Drain To Septic Tank. Here are some ways you can try to unclog your drain or septic tank on your own: Ad over 85 million visitors.
Methods to unclog a main drain or total septic tank: Before you turn to something like liquid plumber, try a couple homespun remedies that are safe. The septic tank vent is blocked;
Push the rod forward and pull it back to break up the clog.
The septic tank vent is blocked; Boil a pot of water and pour it down the drain. Ad over 85 million visitors. Twist, push and pull the cable to break it up and unclog the drain.