Step 2 remove the dryer vent cover.
How to tell if dryer vent goes to roof.
Dryer vents don t need cleaning.
At this point now that your dryer is not connected to any power sources it is safe to work on your dryer vent.
Turn your dryer on.
Brush it down using this dryer vent cleaning kit.
The less back pressure is created by the roof vent the more efficiently the system performs.
If lint builds up near the outlet vacuum it out.
You now have a clean dryer vent.
Your dryer only has the power to push that heavy wet lint so far so it s inevitable that some of it is going remain behind in the vent pipe.
Connect back and perform the same procedure at the third turn.
When you get on the roof you should find that the vent is covered by a guard.
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.
Keeping a clean dryer vent is much easier when you can safely reach the exit.
The vent should exit the building through the roof or wall at least 3 feet away from any other building openings and the vent cover which must not include a screen should allow dispersal of.
Go up to the attic and disconnect where it s making the first turn.
If you can remove it.
Use a dryer vent auger to remove stubborn buildups from deep inside the pipes.
Venting the dryer outside in cold weather wastes a lot of heat.
You might find that there are gobs of lint stuck on in.
Go in the house and blow from the dryer toward the outside vent.
Go to the back of your dryer moving it if necessary.
The new dryerjack is the most efficient.
Connect it back and go to the second turn.
Remove the guard to the dryer vent on the roof.
To make the dyer more efficient you can buy an inexpensive heat diverter and install it in the exhaust duct of electric dryers only not gas dryers you ll save about 50 worth of heat per load in the winter.
Now it is time to remove the vent cover near your dryer so that you can clean out any debris that has accumulated inside.
Considering that back pressure higher than 6 wci is generally recognized as inefficient you can see that venting through the roof with non dryer specific vents is immediately problematic.