Evaluate the specific situation Find the impacted drain and extent of backup Examine if numerous drains are afflicted (signifies most important line concern) Look for noticeable h2o injury or overflow Fundamental Do-it-yourself Measures Pour boiling drinking water down drain Use plunger suitable for sink/rest room Try baking soda + vinegar https://www.kawatan.net/how-to-find-emergency-drain-cleaning-and-plumber-services-in-etobicoke/