Assess the specific situation Find the affected drain and extent of backup Check if numerous drains are affected (indicates main line problem) Try to look for seen drinking water harm or overflow Simple Do-it-yourself Actions Pour boiling drinking water down drain Use plunger appropriate for sink/bathroom Check out baking soda https://www.kawatan.net/how-to-find-emergency-drain-cleaning-and-plumber-services-in-etobicoke/