What you pour down your drain ends up in your septic tank. Using the wrong unclogging method can kill the beneficial bacteria your system needs to function—or even cause a costly backup.

Don’t Kill Your Septic System: The Right Way to Unclog Drains

If you live in a home with a septic system, you already know it requires a little more TLC than city sewer lines. When a drain gets slow, it’s tempting to reach for a powerful chemical cleaner.