How To Unblock A Toilet Drain Pipe Outside [portable] Site

For outdoor pipes, manual rodding is almost always more effective than chemicals or plunging.

To avoid future blockages:

| Cause | Prevention | |-------|-------------| | Wet wipes (even "flushable") | Never flush – bin them. | | Tree roots | Annual mechanical root clearing; root barrier treatment. | | Grease / fat build-up | Never pour fats down sinks connected to same line. | | Broken / collapsed pipe | CCTV inspection by a plumber; repair or reline. | how to unblock a toilet drain pipe outside

You should call a drainage engineer if: