How To Thaw Frozen Drains -

Are the pipes and visible, or are they hidden inside a wall ?

Method 2: The Hairdryer or Heat Gun Technique (Best for Exposed Pipes) how to thaw frozen drains

Once your drain is flowing, take steps to stop it from happening again: Are the pipes and visible, or are they hidden inside a wall

What are the pipes made of (plastic PVC or old metal)? Are the pipes and visible

If you can access the drain pipe (for example, pipes running along a basement ceiling or inside a cabinet), you can apply heat directly to the pipe.