Can You Vent Your Dryer Into The Attic

If you plan to hook your ac unit into an existing dryer vent you need to be willing to constantly monitor the dryer and the air conditioner to ensure that both of those units continue to operate safely and efficiently.

Can you vent your dryer into the attic.

It introduces moisture heat and grease in a space that is not designed to receive them. Several different ways you can move that hot air to the outside. Lint and grease are fire hazards moisture promotes molds and heat will cause snowmelt that often results in ice dams. You have a serious risk of venting sewer gasses into your home.

In these cases it may be necessary to vent your dryer through the attic. It can cause you a lot of problems with mold and mildew forming on the underside of your rafters and decking as well as getting into your insulation. Second is that a drain vent is typically too small and too moist to properly vent a bathroom fan. No it s never a good idea to have any exhaust fan in your home dump all that hot moist air in your attic.

Check out our video on dryer vent safety for more information. Your dryer must be able to rid itself of excess hot air or that heat can build up and become a fire hazard. For more on dryer venting see our blog posts what is the maximum length for a clothes dryer vent. Sewer gas can be explosive not to mention likely to be unpleasant and possibly unhealthy.

Venting a dryer into an enclosed space is never a good idea. Venting dryers and bathroom and kitchen fans into an attic is a very poor practice. Sometimes such as in town homes or condos it s not possible to vent a dryer through a wall outside. The international residential code allows you to run a dryer vent through the attic but you can t terminate it there.

In addition to being against most building codes and a potential fire hazard venting a dryer in an attic can result in moisture problems which could lead to rot or mold in your attic. Doing so would fill your attic with warm moist air that could rot the framing. It s ok to vent the dryer directly into the house so that the air can be used as either a source of humidity or a source of heat. A dryer vent should be vented outside.