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How to Vent a Bathroom with No Outside Access In 5 Steps

By Sandy Wells •  Updated: 05/31/21 •  6 min read

The bathroom is one of the core parts of a house that you have to maintain and keep clean since it’s an area that gets wet every day. Since it’s a room with heavy traffic, it’s impossible to avoid problems like bad odors, mold, and damp surroundings. Well, the worse scene is when you finally spot unwanted guests like cockroaches because of the damp atmosphere. Of course, the best way to keep these problems away is by providing a good ventilation system.

How to Vent a Bathroom with No Outside Access 1

Having a good ventilation system will absolutely help your bathroom to stay fresh and odorless. However, we know that not every house has enough space or a specific design that allows having a huge window as a ventilator. There are a few options that you can use as a reference for your bathroom without breaking your local building rules or the wall itself.

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How to Vent a Bathroom with No Outside Access

Having a vent system without outside access is indeed a challenging job but it’s not impossible to do by yourself. However, no matter how much you love DIY projects, we highly recommend you hire a professional HVAC contractor. It’s because you have to know the local regulation on how buildings work, wiring knots, and stuff that only professionals know.

Why You Need Good Ventilation

Some people might think that a bathroom with bad odors is considered “normal” based on its function and the homeowner just need to provide a room freshener. However, imagine if the room freshener is mixed with a poorly ventilated bathroom full of moisture and dampness, you will only get these additional troubles:

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We have several options that you can use as a reference to consider and show to your trusted HVAC contractor. Each ventilation type has its own pros and cons that you can adjust to your needs and budget.

Expand the Ducts

Ceiling Vent

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Floor Duct

A Fan

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Commercial Ductwork

How Much Does Bathroom Ventilation Installation Cost?

When it comes to redecorating, renovating, makeover, and remodeling, budgets will be the utmost point to consider. Depending on the type of vents you will use as well as your need for ductwork and the area you’re living in, ventilation installments are considered to be a moderately priced task.

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No matter how big or small a bathroom is if it doesn’t have a good ventilation system, then it will only make the whole bathroom smells bad and stuffy. Having huge windows in a bathroom is a blessing that will keep your bathroom stay fresh and well-ventilated.

The real challenge comes from a home that doesn’t have outside access to add a new vent line. You can make it a DIY project but please remember that there are some points that you have to know well before executing the process. You don’t want to end up ruining the process with your greed. So, for a better result, we highly recommend you consult your nearest HVAC contractor.

We hope that this information can be helpful and informative for you who are planning to add additional vent features for a cleaner and fresher airflow. Now look around your bathroom and get yourself an attractive vent to make your bathroom airflow feels kicking!