Assess the Situation Identify the influenced drain and extent of backup Examine if numerous drains are afflicted (signifies most important line situation) Try to find obvious drinking water destruction or overflow Standard Do it yourself Measures Pour boiling h2o down drain Use plunger appropriate for sink/bathroom Try baking soda + https://www.kawatan.net/why-you-should-never-use-baking-soda-and-vinegar-to-unclog-a-drain/