Is It Okay To Vent A Dryer Through A Roof

This causes the steam from your dryer.

Is it okay to vent a dryer through a roof.

When venting dryers for long distances use rigid metal pipe with as few elbows as possible. After the snow melts below the vent it ll probably freeze again farther down on the roof. The sheet metal duct is cooled by the outside air in the attic. No a dryer should not be vented through the roof.

Be careful you don t cut through any studs electrical wires or pipes in the process. The international residential code allows you to run a dryer vent through the attic but you can t terminate it there. 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. After the snow melts below the vent it ll probably freeze again farther down on the roof.

It should go out through a wall or the eve of a roof. 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 bath fans and clothes dryers vent through the roof they melt a bunch of snow. 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.

Doing so would fill your attic with warm moist air that could rot the framing. This is one of the most common mistakes we see from people who are not experienced with air ducts. While it sometimes made sense to vent through the roof every roof vent that had previously been used was inefficient often to a dangerous degree. Cleaning lint buildup from roof vents is difficult and nesting birds and squirrels often find roof vent caps irresistible.

Check with your appliance dealer or local building inspector for recommendations about the best roof vent cap to use. A vertical dryer vent is typically a problem because it acts as a moisture condenser. Vent a dryer through the roof only as a last resort. It should have a cap on the end with a flapper so that animals cannot get in.

Once the vent is exposed use a vent brush first clean the exterior surfaces. Then get on the roof and peel back any shingles that may be covering the vent as well as the guard. 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.