| Method | Best For | Procedure | Effectiveness | |--------|----------|-----------|----------------| | | Soft clogs (toilet paper, soap) | Cable with cutter head spins through blockage | Temporary – leaves residue | | Hydro-jetting | Grease, scale, sludge | 4,000 psi water jet with rear-facing nozzles scours pipe walls | Very high (restores full diameter) | | Root cutting | Tree roots | Specialized cutter head on auger or hydro-jet | Temporary (roots regrow) | | Pipe bursting | Collapsed/root-filled old pipe | Pull new HDPE pipe through old one | Permanent | | Chemical drain cleaners | NOT recommended for main lines | Acid or caustic soda | Dangerous – can damage pipes, ineffective for full block | | Enzymatic treatments | Maintenance only | Bacteria/enzymes digest organic matter | Slow, preventive only |
This report outlines the symptoms, causes, diagnostic methods, remediation steps, and preventive measures for a main drain blockage. main drain clog