Do not use a toilet plunger (which features an extended bottom flange) for a flat kitchen sink basin. Use a classic, flat-rimmed cup plunger to ensure an airtight seal against the sink floor.
When reassembling plastic slip-joint nuts under your sink, do not use excessive force. Over-tightening deforms the rubber sealing rings and cracks the plastic threads, creating permanent slow leaks. double sink clog
Retract the cable slowly while wiping it clean with an old rag. Reassemble your under-sink plumbing and run hot water for 5 minutes to sweep away any lingering fragments. 5 Things to Avoid When Dealing with a Clog Do not use a toilet plunger (which features
Always turn on a strong stream of cold water before flipping your garbage disposal switch. Keep the water running for 15 seconds after the grinding sound stops to ensure the food particles are swept completely past the P-trap and into the main vertical stack. Cold water keeps fats solid so the disposal blades can chop them up effectively; hot water melts them, allowing them to coat the pipes further down the line. Over-tightening deforms the rubber sealing rings and cracks
| Symptom | Likely problem | |---------|----------------| | Both sinks drain slowly / back up into each other | Clog in | | Only one sink drains slowly, other fine | Clog in that sink’s individual drain or trap | | Water rises in other sink when disposal runs | Partial clog in common drain |