Is It Okay To Vent A Dryer Through A Roof

It should have a cap on the end with a flapper so that animals cannot get in.

Is it okay to vent a dryer through a roof. Doing so would fill your attic with warm moist air that could rot the framing. It should go out through a wall or the eve of a roof. If this happens enough an ice dam will form that s large enough to cause roof leaks. A vertical dryer vent is typically a problem because it acts as a moisture condenser.

Check with your appliance dealer or local building inspector for recommendations about the best roof vent cap to use. This is one of the most common mistakes we see from people who are not experienced with air ducts. Vent a dryer through the roof only as a last resort. Then get on the roof and peel back any shingles that may be covering the vent as well as the guard.

This causes the steam from your dryer. The sheet metal duct is cooled by the outside air in the attic. After the snow melts below the vent it ll probably freeze again farther down on the roof. No a dryer should not be vented through the roof.

Once the vent is exposed use a vent brush first clean the exterior surfaces. If venting outside isn t an option you can vent the dryer out of the attic through the roof using a special roof vent to keep rain out. It is not advisable to vent a dryer through the roof. Be careful you don t cut through any studs electrical wires or pipes in the process.

In order to take advantage of the shortest route a better termination was required roof vent airflow restriction for non dryer specific vents versus the more efficient dryerjack. Before you clean a dryer vent on the roof vacuum out the vent behind the dryer since it s easier to clean out the length of the vent from the ground floor. When venting dryers for long distances use rigid metal pipe with as few elbows as possible. Cleaning lint buildup from roof vents is difficult and nesting birds and squirrels often find roof vent caps irresistible.

After the snow melts below the vent it ll probably freeze again farther down on the roof. The international residential code allows you to run a dryer vent through the attic but you can t terminate it there. Dryer vent specialists will tell you that a vertical approach to installing a dryer vent is inefficient and creates a fire risk for a home if it goes unchecked.