Remove the guard to the dryer vent.
How to clean roof exhaust vent.
How to clean plumbing vent pipes.
Use a coupling that has a threaded cleanout on it and also install a plug onto the cleanout.
Then try the following.
Cleaning the vent once the cover from the vent has been removed we will go to work cleaning the vent.
Peel back shingles that obstruct the vent on the roof.
Be sure the feet of the ladder are firmly planted on level ground and the top extends 3 feet above.
Cleaning the vent 1.
Start by trying to clean the roof vent and main drain with a hand held drum auger.
Bring a screwdriver and a garden hose with an adjustable nozzle with you when you climb onto the roof.
Remove any items you can reach.
If the vent.
Feed the end of a garden hose down the vent pipe and have someone on the ground turn on the water.
Vacuum on the ground floor.
This makes access to the vent pipe easier in the future as you would only need to remove the plug from the cleanout and insert the auger cable into it.
You should clean soffit eave and other types of attic air intake vents at least every couple of years if not annually.
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.
You will need to use a vacuum to clean out the length of the vent and unless you have.
Typically a commercial vacuum is once again used to suction away all of the residue and lint from the vent.
The best way to clean them is with blasts of compressed air to blow away dust dirt and any loose insulation that may have fallen into the soffit area.
Once you have safely ascended onto the roof examine the area.
For those items you can t remove from above run the plumber s snake down the vent pipe.