Insulating Dryer Vent In Attic

Sometimes such as in town homes or condos it s not possible to vent a dryer through a wall outside.

Insulating dryer vent in attic. Your dryer exhaust may be set in a sheet of metal or plywood. The international residential code allows you to run a dryer vent through the attic but you can t terminate it there. Be careful you don t cut through any studs electrical wires or pipes in the process. So the air remains warm until it exits the house.

Wrapping the vent pipe with insulation is a good idea. Improve the heat efficiency of your dryer vent by sealing around it with caulking or foam insulation. Either way insulation is a necessary step when installing or repairing the dryer vent pipe particularly if it passes through a basement or crawl space. In some cases only a swinging metal flapper separates interior from exterior.

A dryer vent should be vented outside. This reduces the chance of the water condensing inside your house or dryer vent. Attach insulation with foil based duct tape and caulk where pipe exits the house. When venting dryers for long distances use rigid metal pipe with as few elbows as possible.

Doing so would fill your attic with warm moist air that could rot the framing. Leaks and what to do about them every inch of the metal surface of the dryer vent must be protected in order for the insulation to do its job. In these cases it may be necessary to vent your dryer through the attic.