A Guide to Bathroom Exhaust Fans for Mobile Homes

We all know that bathrooms can get pretty steamy, especially after a hot shower or a relaxing bath. But did you know that moisture can lead to severe problems in your mobile home? Excess moisture can wreak havoc on your living space, from mold and mildew growth to warped walls and peeling paint.

mobile home exhaust fan for bathroom

That’s where a bathroom exhaust fan comes in. An exhaust fan can keep your bathroom fresh and dry by venting out the humid air, making it more pleasant and healthier. But how do you choose the right fan for your mobile home? In this guide, we’ll cover everything you need to know about selecting a bathroom exhaust fan for your mobile home.

Types of Bathroom Exhaust Fans for Mobile Homes

bathroom exhaust fans for mobile homes

There are several types of bathroom exhaust fans for mobile homes. Each type has unique features and benefits, so it’s essential to consider which type will work best for your needs. Here are some of the most common types of mobile homes bathroom exhaust fans:

  • Ceiling-Mounted Fans

Ceiling-mounted fans are mounted directly to the ceiling of your bathroom. They’re a popular option for bathrooms with a ceiling cavity that can accommodate the fan. These fans can effectively ventilate the bathroom but can be more challenging to install.

  • Wall-Mounted Fans

Wall-mounted fans are installed on the wall of your bathroom, typically near the ceiling. They’re a good option for bathrooms that don’t have a ceiling cavity or for those who prefer a fan that’s easier to install. Wall-mounted fans can be less effective than ceiling-mounted fans in ventilating the bathroom, but they’re still popular.

  • Inline Fans

Inline fans are installed in the attic or crawl space above your bathroom and vented to the outside. They’re a good option for bathrooms farther away from an exterior wall or for those who prefer a quieter fan. Inline fans are typically more expensive than other types of fans. Still, they can be very effective in ventilating the bathroom.

  • Combination Fans

Combination fans combine a bathroom exhaust fan with a light, heater, or other features. These fans can be a good option for those who want to save space in their bathroom or the convenience of multiple features in one unit. However, combination fans can be more expensive than other types of fans. They may not be as effective in ventilating the bathroom.

How to Choose a Mobile Home Bathroom Exhaust Fan

mobile home bathroom exhaust fans

When choosing a bathroom exhaust fan for your mobile home, there are several important factors to remember:

1. Size of the bathroom

The size of your bathroom is crucial when choosing a bathroom exhaust fan for your mobile home. A too-small fan won’t be able to effectively ventilate the space. While one that’s too large may be too noisy and use more energy than necessary.

You’ll need to measure the room’s square footage to determine the correct size fan for your bathroom. This can be done by multiplying the length and width of the room. For example, if your bathroom is 8 feet by 10 feet, the square footage would be 80 square feet.

2. CFM (cubic feet per minute) rating

Once you have the square footage, you’ll want to choose a fan with a CFM (cubic feet per minute) rating appropriate for your bathroom size. A general rule of thumb is to have a fan with a CFM rating of at least 1.5 times the square footage of your bathroom. So, for an 80-square-foot bathroom, you would want a fan with a CFM rating of at least 120.

Choosing the right size fan will ensure your bathroom is adequately ventilated, reducing moisture buildup and preventing mold and mildew growth.

3. Noise level

Nobody likes a noisy bathroom exhaust fan! That’s why it’s essential to consider the fan’s noise level when choosing one for your mobile home. Since mobile homes have thinner walls than traditional homes, so you’ll want to select a fan that operates quietly to avoid disturbing other occupants.

The noise level of a bathroom exhaust fan is measured in sones. A sone is a unit of loudness, with one sone equivalent to the sound of a quiet refrigerator. Ideally, you’ll want to choose a fan with a sone rating of 1.5 or lower for optimal noise reduction.

In addition to the sone rating, you may also want to consider other noise-reducing features, such as insulated ductwork or a fan mounted on a vibration-dampening bracket. These features can help further reduce noise levels and create a more peaceful bathroom environment.

4. Ventilation

Proper ventilation is essential when choosing a bathroom exhaust fan for your mobile home. Excess moisture can build up in your bathroom without adequate ventilation, leading to mold, mildew growth, warped walls, and peeling paint.

When selecting a fan, it’s essential to ensure it’s vented to the outside of your mobile home, not just into the attic space. Venting the fan into the attic can cause moisture buildup, creating a breeding ground for mold and mildew. Instead, the fan should be vented through the roof or an exterior wall to the outside.

The ductwork that connects the fan to the outside should also be properly installed and insulated to prevent air leaks and further moisture buildup. Insulated ductwork can also help reduce noise levels and improve the fan’s efficiency.

Proper ventilation helps prevent moisture buildup and related problems. It also helps improve the overall air quality in your mobile home.

5. Compatibility

Compatibility is another factor to keep in mind. You’ll want to ensure that the fan you choose is compatible with the construction of your mobile home and meets all local building codes.

Before purchasing a fan, you’ll need to consider your mobile home’s construction type. Some mobile homes have a ceiling cavity that can accommodate a ceiling-mounted fan. While others may require a wall-mounted or inline fan. Make sure to choose a fan appropriate for your mobile home’s construction.

It’s also important to check local building codes to ensure that the fan you choose meets all requirements for installation and operation. Some areas may have specific ventilation and electrical work requirements that must be followed to ensure safety and compliance.

6. Additional features

Finally, you may want to consider additional features. It can make your bathroom experience even better. Here are some features to keep in mind:

  • Built-in Humidity Sensor

A fan with a built-in humidity sensor can automatically detect when the moisture level in your bathroom is too high and turn on the fan to help reduce moisture buildup. This feature can be handy in areas with high humidity or for those who don’t want to remember to turn on the fan manually.

  • Lighting

Some bathroom exhaust fans come with built-in lighting that can be convenient and space-saving. This can help provide extra illumination in your bathroom, making it easier to see when getting ready in the morning or at night.

  • Nightlight

A nightlight feature can also be helpful, especially for those needing to use the bathroom at night. A nightlight can provide a soft glow, making it easier to navigate in the dark without turning on a bright light.

  • Timer

A timer feature can allow you to set the fan to run for a specific time after you’ve finished using the bathroom. This can help ensure that excess moisture is ventilated correctly without having to remember to turn off the fan manually.

 Recommended Bathroom Exhaust Fan Brands

mobile home exhaust fans for bathrooms

To help narrow down your search, here are some recommended brands for bathroom exhaust fan replacements for mobile homes:

  • Broan

Broan is a well-known and respected brand in the bathroom exhaust fan industry. And is an excellent option for those looking for a high-quality fan for their mobile home. They offer a variety of fans, including ceiling-mounted and wall-mounted options. Also has a range of additional features, such as built-in lighting, humidity sensors, and multi-speed options.

One advantage of Broan fans is their durability and long lifespan. They are known for their sturdy construction and can withstand heavy use. Broan also offers replacement parts and accessories, making maintaining and repairing your fan easy.

In addition, Broan fans are known for their quiet operation and energy efficiency. They are a great choice for those looking for a fan that won’t disturb the peace or increase their energy bills.

  • Ventline

Ventline is also a reputable brand for bathroom exhaust fans in mobile homes. They offer a range of ceiling-mounted and sidewall-mounted fans that are specifically designed for use in mobile homes. Ventline fans are known for their durability, easy installation, and quiet operation. They also offer a variety of additional features, such as built-in lighting, adjustable speed options, and easy-to-use controls.

One advantage of Ventline is that they offer replacement parts and accessories, making it easy to repair and maintain your fan over time. They also provide a range of fan sizes to fit different bathroom sizes and needs.

Installation of a Bathroom Exhaust Fan

bathroom ceiling exhaust fans for mobile homes

Installing a bathroom exhaust fan in your mobile home is crucial to creating a healthier and more comfortable living space. Here’s what you need to know about the installation process:

Step 1: Determine the right location

Before installing the fan, you’ll need to determine the best location. Generally, the fan should be installed in the ceiling or wall near the shower or bathtub. This will allow it to effectively ventilate the moisture and odors that can accumulate in your bathroom.

Step 2: Prepare the area

Once you’ve determined the location, you’ll need to prepare the area for installation. This may involve cutting a hole in the ceiling or wall, depending on the type of fan you’re installing. Be sure to measure the area carefully and follow the manufacturer’s instructions for cutting the hole.

Step 3: Install the fan

With the area prepared, you can now install the fan. This typically involves connecting the fan to the ductwork and securing it to the ceiling or wall. Make sure to follow the manufacturer’s instructions carefully and ensure that the fan is securely mounted.

Step 4: Connect the wiring

Once the fan is installed, you’ll need to connect the wiring. If you’re hardwiring the fan, this will involve running electrical wiring from the fan to a nearby electrical junction box or breaker panel. Again, it’s important to follow local building codes and have a licensed electrician do the work if you’re unsure how to do it yourself.

Step 5: Vent the fan

Finally, you’ll need to vent the fan to the outside of your mobile home. This typically involves running ductwork from the fan to an exterior wall or through the roof. Follow local building codes and ensure the ductwork is adequately insulated to prevent air leaks and moisture buildup.

Maintenance for Your Bathroom Exhaust Fan

exhaust fan for mobile home bathroom

Maintaining and caring for your bathroom exhaust fan is essential to keep it working effectively and efficiently. Here are some tips for maintaining your bathroom exhaust fan:

  • Clean the fan regularly

Over time, dust and debris can build up on the fan blades and motor, reducing its effectiveness. To prevent this, clean the fan regularly with a soft cloth or brush. You can remove the fan cover and wash it in warm, soapy water.

  • Check the ductwork

The ductwork that connects the fan to the outside can become clogged with debris or even disconnected over time. Check the ductwork regularly to ensure that it’s clear and properly secured. If you notice any blockages, remove them carefully to prevent damage to the fan.

  • Replace the filter

If your fan has a filter, replacing it regularly to ensure proper ventilation is essential. Check the manufacturer’s instructions for the recommended replacement schedule, and use the right filter for your fan.

  • Check for noise and vibrations

Notice any unusual noises or vibrations coming from your fan. It may be a sign that it’s not working properly. Check the fan blades and motor for damage, and ensure it’s properly secured to the ceiling or wall.

Troubleshooting Common Issues of Bathroom Exhaust Fans

bathroom exhaust fan for mobile home

Despite regular maintenance, you may encounter common issues with your bathroom exhaust fan in your mobile home. Here are some troubleshooting tips for dealing with these issues:

  • The fan is not turning on

If your fan isn’t turning on, it may indicate a wiring problem or a faulty switch. Check the electrical connections and make sure the control is connected correctly. If you’re unsure how to do this, it’s best to hire a licensed electrician to fix the issue.

  • Fan making noise

The fan makes a lot of noise, it may be a sign of debris buildup or a faulty motor. Try cleaning the fan blades and engine with a soft cloth or brush. If this doesn’t solve the problem, it may be time to replace the fan.

  • The fan is not ventilating properly.

It may be a sign of a clogged duct or a fan that’s not powerful enough for the size of your bathroom. Check the ductwork for blockages and consider upgrading to a more powerful fan if necessary.

  • Fan vibrating or shaking

If your fan is vibrating or shaking, it may be a sign of a loose or improperly installed fan. Check the mounting bracket and ensure it’s properly secured to the ceiling or wall.

  • The fan is not turning off.

If your fan is not turning off, it may indicate a faulty switch or timer. Check the switch and timer settings and make sure they’re set correctly. If the problem persists, replacing the switch or timer may be time.

  • Hire a professional for major repairs.

Suppose you notice any significant problems with your fan. In that case, it’s best to hire a professional to make the repairs. Attempting to do it yourself can be dangerous and cause further damage to the fan.


In conclusion, a bathroom exhaust fan is critical to a healthy and comfortable living space in your mobile home. Properly selecting, installing, and maintaining your fan can prevent moisture buildup, mold growth, and unpleasant odors. When choosing a fan, consider factors such as the size of your bathroom, noise level, ventilation needs, power source, and additional features.