Best: How To Unclog Vent Pipe

Take a garden hose with a high-pressure nozzle. Feed it into the vent pipe and blast water downward. The goal isn't to flood the pipe (it's connected to your drain system, so water will just flow out eventually). The goal is to dislodge the debris. Listen for the satisfying thump-cascade as it falls through.

If water doesn’t work, it’s snake time. Use a 25–50 foot drain auger (manual is fine). Feed it slowly down the vent pipe, twisting gently. When you feel resistance, you’ve hit the nest. Crank, pull, and curse (the cursing is optional but traditional). Pull out the gunk—it will be damp, smelly, and possibly historical. how to unclog vent pipe

Go up on your roof on a dry, non-windy day. Wear gloves and a mask. Remove the vent cap (if any). Do not stick your face directly over the opening. Give it a courtesy sniff. If it smells like a backed-up Thanksgiving dinner, step back and let it air out for 10 minutes. Take a garden hose with a high-pressure nozzle