The main sewer line is the most important and biggest piece of plumbing in your whole house. All of the pipes, drains, and plumbing fixtures are connected to it.
Nowadays, most homeowners have run into the unlucky case of having a slow-running bathtub or sink or a clogged drain. Though a minor clog can be an agony, usually, it is a simple fix.
But, if every single drain in the house starts backing up at once, what will happen?