Best Humidity Sensing Bathroom Fan

The overall air quality of a house is significantly affected by its humidity level. Did you know that high humidity promotes the spread of bacteria? It also increases the risk of allergies and asthma. This is why it’s essential to make sure that a house’s humidity is at an optimal level.

The bathroom is a home’s wettest room (naturally) and it’s important to invest in proper ventilation for this area with a bathroom exhaust fan.

Having good ventilation in the bathroom distributes air while also regulating humidity. The best bathroom fans ventilate the room well which significantly reduces the possibility of mold or mildew in your bathroom.

With this in mind, it’s important to invest in a good bathroom fan. Some bathroom exhaust fans now come equipped with a humidity sensor. A fan with a humidity sensor is a bathroom fan you can rely on to be an effective sentry constantly monitoring and sensing bathroom humidity levels.

With humidity sensing bathroom exhaust fans, you don’t have to deal with a loud fan every time you turn on the bathroom light – or lack of ventilation when you don’t need the light on.

If you don’t know where to start looking for the best bathroom exhaust fans with humidity sensors, read on to red our humidity sensing bathroom fan reviews for inspiration.

These tips will come in handy while you’re shopping around for the best bathroom fan for you complete with humidity sensors.

Important – With the Broan-NuTone 82W Humidity Sensing Wall Control you can turn any fan into a humidity-sensing bathroom fan and some of the bathroom exhaust fans below do still require it. That means you can buy any of the best bathroom exhaust fans and combine your bathroom fan of choice with a humidity sensor like this.

BEST Humidity Sensing Bathroom Fan Reviews

1.. Panasonic FV-11VH2 Bathroom Exhaust Fan with Heater – – The Best Humidity Sensing Bathroom Fan

The Panasonic FV-11VH2 Whisper Warm 110 CFM bathroom ceiling heater is a bathroom exhaust fan with an integrated heater.

After turning it on, you will notice that its operation is almost silent, which is why it is called a “whisper warm” ceiling fan. Its noise is 0.6 sound, which means that low noise will not bother users.

The bathroom exhaust fan with humidity sensor is designed to extract moist air from the bathroom and provide warmth when needed.

You can use this as an exhaust fan or increase the temperature when the weather turns cooler and use it as an effective heater to heat the bathroom.

The permanently lubricated electric motor will ensure that you never have to worry about it. Special maintenance is carried out on this fan, and the air extractor is designed so that it does not let outside air pass through the air extractor duct.

To make this fan last longer, its shell is made of galvanized high-quality steel. It is also painted for a more robust surface. You can be sure that the fan is well protected against rust.


·      Great heater

·      High quality

·      Nice heater option


·      Unclear installation instructions

Delta BreezGreenBuilder GBR80H 80 CFM Exhaust Bath Fan with Adjustable Humidity Sensor

Delta BreezGreenBuilder GBR80H 80 CFM Exhaust Bath Fan with Adjustable Humidity Sensor and Speed Control

The Delta Breez SLM70 is incredibly compact, weighing less than 5 pounds. It is also very quiet, which is one thing most people are looking for in a bathroom fan. This unit only runs at 2.0 speed.

Equipped with a powerful DC brushless motor, this exhaust fan with humidtity sensors will not let you down. LED indicators will notify you when the device is running. In terms of aesthetics, it has a modern grill design which appeals to most people and fits the design of most bathrooms.

Brushless motors have many advantages – quiet operation, low power consumption, and long life. You can choose whether to install it on the wall or the ceiling, depending on the needs of your bathroom.

Although it is very quiet, you’ll still know whether it is running or not, a plus for this product. You don’t want to have to keep checking if its running or not. The general value this fan provides is decent and it is well-made enough to last several years.

One thing to note is that the instructions that come with the unit is not very detailed. This might make installation a little difficult.


·      Quiet but powerful

·      Ideal for small bathrooms

·      Directly replace Broan 688/689 fans


·      Difficult to install

·      The grill cover is not close to the ceiling

Broan-Nutone QTXE110S Ultra-Silent Humidity-Sensing Ventilation Fan

This Energy Star-qualified fan is HIV certified and UL listed for use over your bathtub or shower when installed with a GFCI protected branch circuit and offers extremely quiet performance of just 0.7 sones in rooms up to 105 square feet. Plus iy comes with ducting and hanger bars for easy installation.

The overall design is highly-customizable as you have a lot of control over the humidity sensor and installation. For instance, it can quite easily fit in older installations without having to rip apart your bathroom ceiling.

The box does allow plenty of leakage so for optimum performance you may want to seal these up with tape.

Broan-NuTone 9093WH Exhaust Fan, Heater, and Light Combo, Bathroom Ceiling Heater

It’s no fun to head to your bathroom to take a cold bath first thing in the morning.  At the same time, you don’t want to have to heat the entire home just to make sure you don’t freeze to death while taking a shower.

Use the Broan-NuTone 82W Humidity Sensing Wall Control to turn this into a humidity sensing bathroom exhaust fan

This humidity sensing bathroom fan is the Nutone 9093WH Luxury Type A Fan Heater which warms up your bathroom almost instantly. You can choose your ideal temperature and this fan heater will distribute the air evenly to maintain your chosen temperature all throughout the bathroom.

This appliance combines the functions of a heather and fan in one. Its 1500-watt heating element performs well up to 100 sqare feet.

At the same time, 70-CFM ventilation is normal. Another highlight of this product is the inclusion of a 100-watt incandescent lamp and a 7-watt fan light that emits a soft glow. These two bulbs ensure that the light emitted is not too bright and not too dark, making going to the bathroom in the middle of the night an easy and pleasant experience.

The fan light, which serves as a night light, is on 24/7, so there’s no need to worry about turning it on and off every time you go to the bathroom, a very convenient feature.

This fan distributes heat evenly in the bathroom, thanks to its electronic balance centrifugal blower. One more great feature of the Nutone is the automatic reset thermal protection.

One thing worth noting is that according to previous customers, this device’s new design make more noise than the previous model.


·      Good heater output

·      Rocker switch and labeled cover

·      Excellent finish


·      After installation, the blower components and wiring are visible.

·      The grill is very open

Broan-NuTone 678 Exhaust Ventilation Fan and Light

If you are looking for a cheap alternative, then this ventilation fan may be up your alley. This is not only a good budget option among humidity sensing bathroom fans, but gives good value as well.

This bath fan can help tackle high humidity levels in bathrooms, storage areas, workshops, and other areas. This comes with a mounting bracket with holes for quick and easy installation.

As for anti-drop lenses, they are compatible with light bulbs up to 100 watts. Please note that these must be purchased separately and do not come included with the unit.

This fan is safe to use and very efficient -the first couple of things you should look for in a ventilation fan. It has passed UL certification, which means that as long as it is connected to a brand circuit protected by GFCI, it can be safely used in a shower or bathtub. At the same time, the motor is also permanently lubricated.

Use the Broan-NuTone 82W Humidity Sensing Wall Control to turn this into a humidity sensing bathroom exhaust fan.

According to the manufacturer’s recommendations, you should rate this power cord to at least 90 degrees Celsius. People who have bought this product are satisfied with it, primarily because of its excellent price-quality ratio. In terms of price, it’s hard to beat this ventilation fan.

After installation is complete, the exhaust fan with humidity sensors works well but might be considered noisy by some people. Another issue of this fan is that the damper is not entirely closed, which may cause indoor air to enter the outdoors.


·      Easy installation

·      Nice upgrade


·      Weak motor

·      Poor ventilation

5.Broan-NuTone 688 Ceiling and Wall Ventilation Fan


This wall-mounted fan is a popular solution to many bathroom problems. It’s a versatile fan that  eliminates excess water and also reduces unpleasant smells. With this fan, say goodbye to problems related to humidity, chemicals, unwanted smells, or pet dander.

This is a great efficient bath fan, especially when you consider the cost. Because of its portable size and lack of maximum airflow, this is more than good for most bathrooms.

Installation is straightforward which is an added plus for this model. As far as noise is concerned, the noise level is just right – not too noisy that it becomes bothersome, but not too quiet that it will leave you wondering if it is on or not.

Use the Broan-NuTone 82W Humidity Sensing Wall Control to turn this into a humidity sensing bathroom exhaust fan.

The compact design of this exhaust fan with humidity sensing features is convenient and does not take up too much space. It works well in a room that is no bigger than 40 square feet.

One of the disadvantages of this bath fan with humidity sensor is that it is not suitable for larger spaces. However, for compact bathrooms, this works great.


·      Great fan

·      Affordable price

·      Easy to replace


·      Noisy exhaust fan

7.Broan 655-Bathroom Exhaust Fan with Heater


This is a useful bathroom exhaust fan with a heater provided which integrates an exhaust fan with lighting and is an effective heater for bathrooms.

Use the Broan-NuTone 82W Humidity Sensing Wall Control to turn this into a humidity sensing bathroom exhaust fan.

The exhaust fan is slightly noisier than other fans at four sound waves, but it can draw air at a speed of 70CFM, which is sufficient for most small and medium-sized bathrooms. You will need to install an air duct for this heater, so that the fan can absorb moisture and carry it outside your house.

This is a great unit to install in an enclosed shower area or corner of a bathroom that doesn’t get much light because of the built-in lighting. You can use the light alone, with the fan, with the heater, or all three simultaneously. Even if you don’t need add another light to your bathroom, you can use this as a light source without having to turn on the bathroom’s main light.

This bathroom heater is a neutral white, so you can be sure it will fit right into your bathroom. The topcoat is also of high quality, so it will not rust or peel off.


·      High quality

·      Plenty of light

·      Great fan and heater


·      Very loud

Why Buy the Best Humidity Sensing Bathroom Fan?

The main reason to use these types of fans is to remove the humidity produced inside a bathroom or within a bath area. However, there are more benefits to them:

1.Odorless and Handsome Restroom

Moisture causes metallic fixtures and taps to get rusty. It can also damage partitions, and even the cause foundations to get shaky. The humidity sensor of a ventilation fan measures and reports the moisture level. It lets enjoy a relaxing bath without being bothered by unpleasant odors.

2.Inhibits the Growth of Mold and Mildew

An excessive amount of humidity results in condensation. It encourages the growth of molds, mildew, which can harm your health. Pores and skin irritations, hypersensitive reactions, and other serious fitness problems can also occur due to excess humidity. Exhaust fans with sensors routinely manage the moisture degree and keep your bathroom surroundings healthy.

3.Automatic On/Off

A ventilation fan with humidity sensors regulates the humidity level with automatic on/off features. These automated settings reduces any worries that might arise about whether it’s time to turn the fan on or off.

4. Saves money

If you compare the cost of having an exhaust fan versus the repair cost of a bathroom that is damaged by humidity, you’ll find that installing a fan is much more cost-efficient. To protect your bathroom from damage due to extra humidity, a humidity sensing vent fan is important and saves you money in the long run.

Best Humidity Sensing Bathroom Fan Buying Guide


First, you need to determine the right fan size for the size of your bathroom. If you get a unit designed for a smaller space and place it in a larger bathroom, your fan will not perform as well as you need it to.

To get the right unit for your needs, measure the size of the bathroom you will be installing it in. Based on experience, note that bathroom exhaust fans have their specific size guidelines and features. You should always evaluate the CFM rating to see how much air is exchanged per minute to see if it fits your needs.

When choosing which model of exhaust fan to buy, you need to check that it can handle the moisture accumulation in your space. Generally, the CFM of a bathroom exhaust fan should be high enough so that it can replace the air in the bathroom at a rate of eight times per hour. The larger the bathroom, the higher the CFM rating should be. Generally, the CFM rating ranges from 50 to 110.

In short, for every foot of space, you must have at least one CFM. If your bathroom is 60 square feet, the exhaust fan that meets your needs should be rated at least 60 CFM. Also, some bathrooms have higher ceilings than others – this should also be considered when choosing an exhaust fan. Many people ignore this important aspect, which makes the units they buy insufficient to meet their needs.

2.Noise level

We took the time to evaluate almost every unit’s noise level. At first glance, this doesn’t seem to be a critical consideration, but if you are sensitive to noise, this is an important aspect when choosing the right fan for you.

Specifically, you should take a look at the sound level of each fan. If the number of sounds is low, it means that the fan is quiet. On the other hand, if the sound level is high, you’ll have a loud fan whirring in your bathroom. In most cases, people are happy with the hum of a refrigerator in a relatively quiet kitchen. Usually, you can hardly hear the sound of the refrigerator and this is how an ideal exhaust fan should be.

Generally, the quietest fan has a noise level of 1.5 sound waves or even lower. Of course, these units are also more expensive than other options that are louder. This is why your budget is likely to play an essential role in the entire shopping process – as with most purchases of anything.

3.Energy rating

Let us continue to talk about another important feature – rated energy. Ideally, you should invest in a device that does not consume a lot of energy. This is not only good for your environment, but will also reduce your electricity bills.

There is a common misconception that large fans consume more energy than small fans. This is not true.

To check this, all you need to do is check the manufacturer’s specifications. Based on experience, you should compare the energy ratings of more units to see which one seems to be the most energy efficient option for you.

4.Small night light

Most bathroom fans that we reviewed in advance have this additional, and very convenient, feature.. A lower power night setting will come in handy because it can keep your bathroom slightly illuminated at night, making night time bathroom trips more pleasant. This way, you don’t need to turn on glaring lights at night. Most devices use the least energy for this function.

5.Installation options

Depending on the bathroom layout and the space available, you should choose the installation option that best suits your needs. Generally speaking, you can choose from two options – ceiling or wall-mounted fans.

If you want to install the fan on the ceiling, make sure that it is strong enough to support the fan’s weight.

Be sure to consider the weight and structure of the items and the bathroom exhaust fan’s installation process. Usually, ceiling fans have separate brackets designed to reduce the noise caused by the fan’s vibration when its on.


When is it the right time to turn the bathroom fan off?

If you think the indoor air is sufficiently dry, you can take a bath and use the bathroom without using the exhaust fan.

Does the ceiling peak impact the efficiency of a humidity sensor fan?

The humid sensor needs a closed room to operate properly. The ceiling height may additionally affect the sensor’s capacity to protect bath/bath steam. So, you need to follow the manufacturer’s recommended height for exhaust fan installation.

What is the right size duct for putting in a bathroom exhaust fan?

The adjustable aluminum duct is convenient for a bath fan system as this duct is straightforward to bend. Pick out the duct size that fits your fan dispense port correctly.

What size wiring and circuit breaker for bathtub vent fan?

It’s recommended that you should take a look at the manufacturer’s specs to make sure you know what you need based on your bathroom.


These seven best humidity sensing bathroom fan highlights are all great purchases to buy in 2020. Each best humidity snesing bathroom fan mentioned in this review gives great overall performance. They are efficient, easy to install, and even easier to use. When you look at their prices, they’re tough to beat. So, pick out the one that meets your needs best and enjoy your well-ventilated and comfortable bathroom.

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