How To Vent A Gas Dryer Through The Roof

The first step of installing a dryer vent in a new location is to map out a path for the ductwork.

How to vent a gas dryer through the roof.

Clothes dryers should be vented through the side of the house preferably within reach from the ground. I think the roof is a stupid spot to terminate clothes dryer vents because it s difficult to clean and it s a major contributor to ice dams. Once the vent is exposed use a vent brush first clean the exterior surfaces. 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.

Vent a dryer through the roof only as a last resort. Venting the dryer outside in cold weather wastes a lot of heat. But we don t recommend it for two reasons. The length of the run should be no more than 25 feet.

The route should be as short as possible but there are other guidelines to follow when venting a dryer. A vertical dryer vent is typically a problem because it acts as a moisture condenser. Difficulty cleaning dryer vent. To make the dyer more efficient you can buy an inexpensive heat diverter and install it in the exhaust duct of electric dryers only not gas dryers you ll save about 50 worth of heat per load in the winter.

Dryer vents should always be vented through the side of the house and not vented through the roof and ideally the exit should be fairly close to the ground. Cleaning lint buildup from roof vents is difficult and nesting birds and squirrels often find roof vent caps irresistible. Terminating the shorter duct run with a dryerjack helps venting through the roof deliver on the promise this shorter route offers. When bath fans and clothes dryers vent through the roof they melt a bunch of snow.

Check with your appliance dealer or local building inspector for recommendations about the best roof vent cap to use. The sheet metal duct is cooled by the outside air in the attic. For medium snowfall zones and or higher profile roof tiles select the larger model 486 which is as efficient but taller. Keeping a clean dryer vent is much easier when you can safely reach the exit.

At less than 5 1 2 above the roof plane it is also low profile for minimal visibility. These terminals need to be cleaned on a regular basis to prevent lint buildup.