Assess the Situation Locate the influenced drain and extent of backup Verify if many drains are affected (signifies key line issue) Seek out obvious h2o harm or overflow Standard Do it yourself Steps Pour boiling water down drain Use plunger appropriate for sink/toilet Consider baking soda + vinegar Alternative Remove https://www.kawatan.net/how-to-find-emergency-drain-cleaning-and-plumber-services-in-etobicoke/