Before climbing up to the roof get behind the dryer to vacuum out the vent.
How to open dryer vent on roof.
Dryerjacks are the first roof vents designed to meet the more stringent venting requirements of dryer exhaust systems.
Unlike the vents shown above left the dryerjack affects airflow by less than 01 water column inches of pressure.
Then go outside and remove any siding trim pieces from around the vent hood.
Go over the vent cover with your clean cloth to remove any lint or other materials that have accumulated there.
When it does a roof based dryer vent can contribute to damaging the roof.
Once you have done this the vent cover should come off easily.
Start by disconnecting the dryer vent from the vent hood stub pipe.
Use a screwdriver to release these so that you can vacuum.
Difficulty cleaning dryer vent.
You should be able to use your screwdriver to remove the screws holding the vent in place.
You can put the tube of the vacuum directly up the vent.
Dryer vents should always be vented through the side of the house and not vented through the roof and ideally the exit should be fairly close to the ground.
A better roof termination.
Next remove the vent hood retaining screws and pull the vent hood and stub pipe out of the wall.
Disconnect the hood from the stub pipe and toss the hood.