Enzymatic cleaners (e.g., Green Gobbler, Bio-Clean) use bacteria and enzymes to digest waste. They are safe for pipes and the environment—unlike chemical drain cleaners (Drano, Liquid Plumber), which can damage old pipes and rarely work on main sewer lines.
Won’t work on physical blockages like wipes, toys, or tree roots. Needs time and multiple applications for heavy clogs. how to unclog a sewer line without a snake