What causes gurgling in a kitchen sink? The gurgling noise coming from your sink is actually caused by air escaping from the drain. The air causing that noise is located inside your pipes where it is applying pressure — via push or pull — on the water in your drain's P-trap.
Why is my double sink gurgling?
Double-sinks in kitchens are often prone to gurgling problems. That's because the drain that connects the two sinks can get clogged and pull air from one side to the other, causing a loud gurgle.
How do you fix a gurgling kitchen sink?
- Flush Your Home's Main Vent. Your plumbing system's main vent is very likely on your roof above your primary bathroom.
- Fixing the P-Trap.
- Fixing an Air Admittance Valve.
- Flush the System.
- Clean the Drain.
Why is my kitchen sink drain gurgling?
If your kitchen sink is gurgling, it's telling you there's a problem with airflow in the drain pipe. There could be a clog or blockage or even improper installation. A plumber can listen to the gurgle and quickly determine how best to get rid of it.13 Jun 2019
How do you fix gurgling pipes?
- Check for Problems in the Installation of the Sink Vent.
- Check the Air Admittance Valve.
- Check for Clogs or Obstructions Inside the Drainage Pipe.
- Check for External Waste in the Sink Vents.
- Flush the Sink.
- Troubleshoot the Main Vent.