Reach in (with gloves) or use a "grabber" tool to pull out any blockages near the top. Do not push them further down.

Push through the obstruction to break up solid debris or ice dams.

Your right now (is there snow or ice on the roof?) The exact age of the plumbing system

Before you begin, understand the risks involved:

Sinks and tubs make a glug-glug sound when draining.

A plumbing vent pipe (also known as a vent stack) is a critical component of your home’s drainage system. It regulates air pressure, prevents sewer gases from entering the home, and allows wastewater to flow smoothly. When this vent becomes clogged—typically by leaves, bird nests, dead animals, or ice—you may notice slow drains, gurgling sounds, or a foul odor. This report outlines the step-by-step process for safely and effectively cleaning a blocked plumbing vent.

Multiple fixtures drain slowly despite clear branch lines. Safety and Tools Required

Do you have a (like a toilet or sink) that is gurgling, or are you smelling sewer gas in a particular room?

Use a wire coat hanger to fish out items stuck just below the rim. 3. Flush the Pipe with a Garden Hose Have your ground assistant turn on the water source. Bring the hose up to the roof vent opening. Insert the spray nozzle directly into the pipe. Spray a powerful, direct stream of water downward. Listen closely for a sudden clearing sound.