Dundas Jafine, one of the leading providers of air distribution products, stresses that indoor dryer vents should only be used with electric dryers — never with gas . Exhaust from gas dryers must be vented outside because it contains carbon monoxide.
Does a gas dryer need a special vent?
Since gas dryers produce carbon dioxide as a by-product of combustion, they should always be exhausted to the outside . Outside venting is also important to prevent the exhaustion of water vapor from damaging structures or causing mold and mildew growth.
What kind of vent does a gas dryer need?
Use only 4” rigid metal ducting for the home exhaust duct. Use only 4” rigid metal or UL-listed flexible metal (semi-rigid or foil-type) duct to connect the dryer to the home exhaust duct.
How do you vent a gas dryer without outside access?
Run a vent hose from the dryer to a window or door leading to the outside . This doesn’t need to be a permanent vent line but something you run with flexible aluminum vent hosing to send the heat, lint and fumes outside just when you are running the dry cycle.
Is an indoor dryer vent safe?
Indoor venting kits are mostly safe when used with electric dryers and never with gas burners . Examples of suitable recommendable kits that work well by using water to trap lint and generally improving the quality of air in the house are; Dundas Jafine’s Proflex Dryer Duct System.
Can a gas dryer cause carbon monoxide?
Gas dryers can be a carbon monoxide poisoning risk if not properly maintained. Carbon Monoxide is a toxic gas that is colorless, odorless, tasteless and difficult to detect. It can cause flu-like effects and even death.
How far can a gas dryer be vented?
The maximum length of the exhaust duct does not include the transition duct. This means that vents should also be as straight as possible and cannot be longer than 35 feet . Any 90-degree turns in the vent reduce this 35-foot number by 5 feet, since these turns restrict airflow.
What is the best way to vent a gas dryer?
It’s best to route the dryer vent in a horizontal path to the home’s outside wall . All horizontal runs should pitch 1/4-inch per foot to the outside. This will help to avoid moisture from sitting in the pipe or draining back to the dryer.
What type of dryer vent hose is best?
- All dryer ducting must be a minimum of 4′′ in diameter. ...
- Flexible transition hose between the dryer and the wall outlet should be either the foil type or the aluminum flexible duct (most preferred). ...
- Concealed ducting must be rigid metal (galvanized or aluminum) duct.
Can I use 3 inch dryer vent?
In a house custom built in 1994 a 3 inch pvc duct was used for the clothes dryer venting. All technical advice says do not use pvc due to static causing lint to stick, heat, and 3 inch pvc is too small anyway.
What happens if you use dryer without vent?
High concentrations of carbon monoxide
Gas dryers , without proper venting, are also capable of filling the home with carbon monoxide gas. As the gas leaves the exhausts of the dryer, it becomes concentrated indoors and can potentially poison the inhabitants of your home.
Do all dryers need to be vented outside?
The IRC requires all dryer exhaust systems to be vented to the outside of a home . Depending on the rules where you live, venting your dryer inside could be illegal. If you do it anyway, you may face fines and have to change your setup.
Does an electric dryer need to be vented outside?
Every electric dryer has to have an outlet through which it expels warm, moist air, or it won’t work. The air is usually loaded with lint, and if you don’t vent it outside, it can cause all kinds of problems . The moisture can rot framing and promote mold growth, and the lint can catch fire.
Is dryer vent air bad for me?
Over time your dryer vent can get clogged full of lint and dust. ... The fumes that a gas dryer emits are dangerous . If these fumes are not able to escape through the vent, carbon monoxide will enter your house. Carbon monoxide poisoning is deadly.
Can you vent a dryer into a bucket of water?
2: For dryers that are located in a place where venting to the outside is difficult, it’s OK to simply vent the dryer into a container of water. Nope . When a dryer is in operation, it’s removing moisture and lint and venting it to the outside.
Do dryers let off carbon monoxide?
No, you cannot get carbon monoxide poisoning from an electric dryer . Carbon monoxide and the potential for poisoning can only come from home appliances that actually burn gas. Some examples of these appliances include: ... Gas ranges.
