Bath fans comparison 2018

Purchase advice for the bath fan comparison or test 2018

  • In order to reduce or prevent mold growth, bathroom fans are used, especially in bathrooms without windows. The bathroom fan circulates the air and exchanges the moist bath air with dry, fresh air.
  • There are both automatic ceiling fans and manual wall fans. The automatic fans have a sensor that provides fresh air when the humidity is too high. Manual fans are switched on and off manually via a switch.
  • Even if the bath vent does not work completely silently, the bath ventilators usually do not exceed 40 dB and are as quiet as the noise in a library. Some small room fans are even so quiet that they have a maximum of 25 dB volume and thus produce hardly noticeable noises.

Bath fans comparison 2018: bath

High humidity can lead to dangerous mold in closed rooms such as bathrooms. Therefore, it is important to ventilate the bathroom sufficiently after showering or bathing, This is not always possible, as not every bathroom has a window.

In order to remedy the situation when the humidity is too high, rooms with no windows have the option of installing an exhaust fan. In our bath-fan comparison 2018 you will find a purchase advice, what to look out for next to the air circulation and the volume and what qualities or how much power a good bathroom fan needs to have.

1. The bathroom fan: the solution for windowless bathrooms

Bath fans comparison 2018: bath

With a hygrometer the temperature and humidity are measured.

If the humidity in closed rooms is permanently over 60%, then it can be fast Make up the mold bad for health and buildings is. Unless you have the opportunity to open a window and let in fresh air, it makes sense to one Fasten fan that provides fresh air.

The bathroom fan is a small one Bath fan for bath venting or toilet venting, With its connection diameter of about 80 to 100 mm, it fits all standard ventilation ducts.

Around To eliminate water vapor and unpleasant odors, the fan in the bath or shower can either vent automatically by sensor or manually by switch. In addition, there are bath fan filters, which serve to filter suspended matter better. The air circulation is often equipped with sensor or with overrun function.

2. Purchase criteria for bathroom fans: You must pay attention to this

Bath fans comparison 2018: fans

The fan of the brand Vents with timer and modern design exists with diameters of 100 mm, 120 mm and 1250 mm.

To find out which is the best bath fan, you need to know which features to look out for and where to buy cheap baths. Below we explain what to look for.

2.1. Room air circulation: For small bathrooms 80 m³ / h are sufficient

Based on the room air circulation, which is expressed in cubic meters per hour (m³ / h), the performance of bathroom fans can be read off. The higher the room air circulation, the greater the performance, with which the fan or small room fan exchanges the air in the bath in m³ / h. The room air circulation can be calculated by knowing the room volume and multiplying by a factor of 10.

The air exchange in lounges should be about 20 - 30 m³ / h, whereas the value in the kitchen and bathroom should be higher.

2.2. The maximum volume: models under 40 dB win

Volume levels in comparison

With a sound pressure below 40 dB all featured bath fans health completely harmless and do not affect the concentration. 30 dB is about a whisper, 25 dB is about as quiet as the normal breathing sound of a human.

Although the toilet fans or bath fans in our comparison onemaximum noise of 38 dB own and therefore still considered relatively quiet, this may be too loud for some. On average, the volume is about 30 dB and with 25 dB The bathroom fan is quiet enough to barely hear him.
Tip: If your bathroom is right next to the bedroom, your personal test winner among the bathroom fans should be a model with less than 30 dB maximum volume.

2.3 The controller: Trust the automatic

There are two different ones Types of a bath ventilator with fan, which differ in the type of control and accessories, In one category are fans with automatic control and in the other ones with manual control.

The former are activated by a sensor and regulate the air circulation by itself. The sensor measures the movement when someone is in the room or the humidity in the air to regulate the same. It is also possible Use a timer to schedule the application after specific intervals.

Manual fans, however, are switched off and on via switches. To prevent a noticeable draft, you should be aware of the presence of a non-return valve.

Here we have the Advantages and disadvantages of sensor-controlled bath ventilators clearly summarized:

  • Activates automatically when necessary
  • more accurate than user's assessment - prevents mold more effectively
  • can also be combined with timer - control possible
  • usually slightly higher energy consumption
  • can not be switched off manually

2.4. The caster and the timer: play it safe

In relevant bath ventilator tests often products with a timer or a caster score as an additional function. What's up with both, you can see here:

  • Interval circuits possible - ventilation partially automated
  • User determines when fan turns on and off
  • can be programmed so that ventilation z. B. automatically in the morning after showering
  • Fan remains active for some time after switching off
  • After-run time can be set
  • more effective at venting unpleasant odors

3. Questions and answers around the topic of bathroom fans

3.1. To connect a bath fan

Once you have decided on a fan from a bath fan test, the question arises, how to connect the device professionally.Please note the following steps for installation and the manufacturer's information:

Bath fans comparison 2018: comparison

A bath fan with 100 mm diameter. The bathroom fans at Hornbach or the bathroom fans at Bauhaus are very numerous in their designs.
  1. Mount the fan on the ventilation duct with the rear wall on the ventilation duct against the wall.
  2. Tighten the back wall of the bath fan.
  3. Connect the fan to the power line with the terminal block.
  4. Connect the power line to the terminal provided and attach the terminal block to the back wall of the fan.
  5. Attach the housing of the fan to the rear wall, which was previously screwed to the wall.
  6. Mount the cover.

To make the whole thing clearer and to learn more about the bathroom fan position, we recommend this video:

3.2. This is how you ventilate your bathroom properly

Stiftung Warentest has summarized some advice on how to ventilate effectively:

Bath fans comparison 2018: 2018

The cleaning of filter and housing is necessary every 2 to 3 months.
  • Shock ventilation is more effective than permanent ventilation.
  • With tilted window you need about five times as long until the air has been completely replaced with a completely open window. This is especially complicated in winter, as the area of ​​the window thereby completely cools down and much Heat energy wasted becomes.
  • Air four to five times a day and do not distribute the humidity after washing and / or showering throughout the apartment.
  • In general, a constant ventilation system with a closed window makes more sense, as the permanently fresh air makes mold formation relatively impossible.

3.3. Not neglected: the cleaning of the bath ventilator

For a bath ventilator, you should especially clean two components about once every two to three months: the front cover and the filter. Both capture most of the dirt in the air, which together with the humidity creates a greasy lint.

Rinse the filter with water and replace it after about one to two years. For the housing, a mild Sodareiniger is best.

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Video Board: Top 5 Best Bathroom Exhaust Fans 2018 Review