Carefully pour a kettle full of boiling water directly down the drain opening. Allow it to sit for a few minutes. Repeat this process two to three times. This method is effective for clogs caused by grease or soap scum.
Step 2 · Boiling Water Flush
Carefully pour a kettle full of boiling water directly down the drain opening. Allow it to sit for a few minutes. Repeat this process two to three times. This method is effective for clogs caused by grease or soap scum.