Evaluate your situation Find the influenced drain and extent of backup Check if numerous drains are impacted (suggests most important line concern) Seek out seen drinking water problems or overflow Simple Do it yourself Techniques Pour boiling water down drain Use plunger suitable for sink/toilet Try baking soda + vinegar https://www.kawatan.net/how-to-find-emergency-drain-cleaning-and-plumber-services-in-etobicoke/