Clearing Frozen Drain Pipes Repack

If the pipe is metal and accessible, slowly pour hot (not boiling) water over it. Never pour hot water into a drain if you don’t know the pipe material—it can crack PVC or ceramic fixtures. Instead, apply water to the exterior of the pipe.

Call a plumber if:

Feel along the pipe for an area that is significantly colder than the rest. Ice often forms at elbows, where the pipe enters a wall, or near exterior vents. clearing frozen drain pipes

If you can access the drain pipe under the sink (the P-trap or the straight pipe running into the wall): If the pipe is metal and accessible, slowly