Cord werner well you can vent out the roof which is becoming a more common practice.
What does a rooftop dryer vent look like.
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.
A video showing the cleaning of a dryer vent exhausting through the roof.
Most dryer ducts are round and 4 inches in diameter.
Check for the proper exit velocity of the air escaping the vent and try to look and feel the interior walls of the duct.
Birds tend to build their nests in these and they may become clogged by other means.
A video showing the cleaning of a dryer vent exhausting through the roof.
Because all types are sold for use with dryers you would naturally assume that all are suitable for this application.
A properly installed dryer vent.
Keeping the dryer vent clean is important to the efficiency of your dryer.
An improperly installed rooftop dryer vent vs.
If lint gets through the trap it can slowly clog the vent preventing the hot air and moisture from leaving the house.
If you re tempted to vent your exhaust fan through an existing roof vent or even vent it into the attic don t do it.
It s always a good idea to inspect the termination port of the dryer duct along with the wall or roof cap.
This can cause the dryer to work harder and take longer to dry the clothes resulting in breakdown of the dryer and higher electric bills.
First you ll partially block your roof vent with the piping reducing the flow of cooling air through your attic.
Second during cold winters you ll be blowing warm moist air onto a cold surface the roof vent and roof plywood.
Some are flexible and others are rigid.
Dryer vent pipes properly called vent ducts come in a variety of materials.