Identify Clog Location
15 minutesDetermine if clog is fixture trap, branch, or main.
Field context
This workflow is part of 4 niche fields
Complete guide for drain cleaning guide — step-by-step workflow, tools, checklist, and expert tips to get started.
Determine if clog is fixture trap, branch, or main.
Remove P-trap; snake with correct auger size.
Access cleanout; use larger auger or call pro for main.
Verify slope; install strainers; schedule maintenance.
Key benchmarks for drain cleaning guide.
| Symptom | Likely Location | Tool |
|---|---|---|
| Single slow sink | P-trap | Hand snake |
| Gurgling toilet | Vent or main | Pro auger |
| All drains slow | Main line | Cleanout snake |
Vacuum trap outlet with seal — pulls clog without disassembly.
Chemicals damage pipes and harm plumbers who snake later.
Boiling water + dish soap monthly prevents grease buildup.