Assess your situation Identify the influenced drain and extent of backup Look at if various drains are influenced (signifies major line concern) Try to find seen water destruction or overflow Primary DIY Ways Pour boiling h2o down drain Use plunger appropriate for sink/toilet Attempt baking soda + vinegar Resolution Eliminate https://www.kawatan.net/why-you-should-never-use-baking-soda-and-vinegar-to-unclog-a-drain/