How To Run A Dryer Vent Through The Attic

Whether you re installing a new vent or upgrading an existing one the first step in installing dryer vents is to determine where the dryer duct will run.

How to run a dryer vent through the attic.

The length of the run should be no more than 25 feet. The dryer was originally connected to the same duct as both bathroom vent fans. Not all dryers will allow for this so be sure to check the owners manual to ensure it can be vented in this manner. Doing so would fill your attic with warm moist air that could rot the.

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. However condensation collected in the low spots of the flexible hose. The route should be as short as possible but there are other guidelines to follow when venting a dryer. The international residential code allows you to run a dryer vent through the attic but you can t terminate it there.

Our washer and dryer are on the second floor of the house. Recently we have simply vented the dryer into the attic. Sometimes such as in town homes or condos it s not possible to vent a dryer through a wall outside. But if it s running through a crawl space unheated basement attic or other unconditioned space where there s the potential for freezing then it does need to be insulated.

The first step of installing a dryer vent in a new location is to map out a path for the ductwork. If your laundry room has access to an outside wall cut a hole and install a standard dryer vent. Every turn increases friction loss unless you use non restrictive elbows air velocity reduction from friction loss promotes lint build up and makes the dryer work harder to completely dry each load. Flexible dryer hose vented to the soffit.

A dryer vent should be vented outside. Be careful you don t cut through any studs electrical wires or pipes in the process. In these cases it may be necessary to vent your dryer through the attic. Dryer vent installation can be a bit of a challenge.

Check your manufacturer s instructions on how to install a dryer vent for longer distances. Keep in mind these rules of thumb.