Assess your situation Find the afflicted drain and extent of backup Test if several drains are afflicted (signifies most important line situation) Search for seen h2o injury or overflow Essential DIY Techniques Pour boiling water down drain Use plunger appropriate for sink/bathroom Check out baking soda + vinegar Remedy Take https://www.kawatan.net/why-you-should-never-use-baking-soda-and-vinegar-to-unclog-a-drain/