How To Thaw A Frozen Tub Drain Site

: Check crawl spaces or basements if the drain is accessible from below. Method 1: The Boiling Slurry (Best for P-Traps)

If the drain doesn't clear immediately, repeat the process. It may take several pots of hot water to fully melt the ice plug. 2. The Baking Soda and Vinegar "Fizzy" Reaction how to thaw a frozen tub drain