If you can t see the clog grab your drain auger.
Roof drain vent clogged.
When you feel the auger cable stop you ve hit your clog.
And on homes that do not have a main drain cleanout accessing a clogged main drain through the roof vent could be your best option.
Sometimes a clogged vent will require a professional plumber to open up the walls of your home to get a good look at your drainage system.
When the vents in your plumbing drain system are clogged the flow of water can slow down or stop altogether.
Start twisting your auger cable around to grab hold of the clog and any other gunk that is in the vent pipe.
Wind your auger cable back out of your vent.
Feed your auger down the pipe.
Because most drain vent pipes are up near the roof sometimes debris from the roof can even clog a pipe.
Slow draining and gurgling plumbing fixtures could be a sign of a clogged roof vent.