![]() ![]() Lint buildup in the fanĪlthough exhaust fans are essential for bathrooms, they rarely get the attention and care they deserve. ![]() If the blade is turned so it rotates counterclockwise, that might be the reason why our fan is blowing air down. However, some fans do have alternating motors, which means you can switch the direction of the blade’s rotation. In most bathroom fans, blades can only turn in one direction and manufacturers make it that you cannot reverse how a blade gets installed. Ideally, you want the blades to turn clockwise so the air will get drawn upwards. The rotational direction of the fan’s blades has a huge impact on how your exhaust fan functions. Your bathroom fan has three major parts, the cover or housing, motor, and the fan blades. Meanwhile, if the flapper is stuck closed, the fan may still suck in air but will blow it right back inside the bathroom if the air can’t pass through the closed flapper. So, when your fan’s flapper is stuck open, it leaves room for the air from the outside to enter the bathroom. The backdraft flapper is fixed to the exhaust fan to allow air to flow out of the bathroom when it’s open but prevent air from sweeping back in when it’s shut. It facilitates the airflow from inside the bathroom to the vent. The backdraft flapper is an essential part of the overall function of your bathroom exhaust fan. When this happens, there can be a few reasons why. One of the common concerns with bathroom fans is when it blows air down instead of sucking it then sending it out. Reasons Why Your Bathroom Fan Is Blowing Air Down So, when your bathroom fan does the opposite, when it starts blowing in the air instead of sucking it out, there’s something wrong. In short, bathroom fans work by sucking in air from the inside then blowing it outside. It will then draw moisture, odor, and other elements up and out of your bathroom through the vent pipe. In most cases, your exhaust fan will be fitted on the bathroom ceiling. They help get rid of the steam and moisture that can cause mildew growth spores in your bathroom. It’s an essential accessory that keeps your bathroom hygienically sound and healthy for everyone.īathroom fans are especially important for limited spaces with no large windows to provide proper ventilation. Having a well-maintained and perfect-functioning exhaust fan does a lot of things for your bathroom. Final Thoughts What Does a Bathroom Fan Really Do? ![]()
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