Unblock Sink !!link!! -

Unscrew the plastic nuts by hand (or with a wrench if they are tight).

Before you start, it helps to understand what you are fighting. Different sinks typically fail for different reasons:

Sometimes the blockage is a physical object that no chemical reaction can dissolve. Place a bucket under the beneath your sink.

Repeated use of caustic drain cleaners can damage older pipes and is harmful to the environment. When to Call a Professional