Dryer Vent Into The Attic

These exhaust streams are full of moisture and hence have a high potential for condensation.

Dryer vent into the attic.

Be careful you don t cut through any studs electrical wires or pipes in the process. One important way to control condensation is to maintain an upward slope on the vent pipe. It introduces moisture heat and grease in a space that is not designed to receive them. The photo below shows an accumulation of dryer lint in an attic after years of the vent terminating in it.

Not all dryers will allow for this so be sure to check the owners manual to ensure it can be vented in this manner. A dryer vent should be vented outside. This also means that you can t blow the dryer exhaust into the attic or the crawlspace. 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 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. The attic is usually colder than the rest of the house during the winter and that can create a. Lint and grease are fire hazards moisture promotes molds and heat will cause snowmelt that often results in ice dams. The problem with attics.

In these cases it may be necessary to vent your dryer through the attic. You must terminate your dryer vent outside the building according to section m1502 of the irc. Can a dryer vent go up through an attic. Of energysmiths meriden new hampshire responds.

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. This code requirement is usually referred to when a homeowner wants to install air conditioning ducts from the house hvac system to the garage but also applies for dryer ducts.