: A frozen line can trap sewer gases, pushing them back into your home.
without damaging the pipe material (especially PVC) or creating a fire hazard. 1. Identify the Frozen Location how to unfreeze a drain pipe 2021
Once you've cleared the line, you can prevent future freezes by using Pipe Insulation Sleeves or Electric Heat Tape on vulnerable exterior sections. : A frozen line can trap sewer gases,
: Open all connected faucets to relieve built-up pressure and allow melting water to escape as you work. how to unfreeze a drain pipe 2021