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10 Best Bathroom Exhaust Fans
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Buying Guide for the Best Bathroom Exhaust Fans
When choosing a bathroom exhaust fan, your main goal is to keep the air fresh and prevent moisture from building up, which leads to problems like mold and mildew. Picking the right fan involves more than just grabbing the first one you find. You should consider the size of your bathroom, how quietly the fan operates, and how much energy it consumes. The right fit ensures your bathroom stays comfortable, your mirror remains fog-free, and your walls stay dry.Airflow Capacity (CFM)Airflow capacity, measured in cubic feet per minute (CFM), tells you how much air the fan can move in one minute. This is important because it determines how effectively the fan can clear out steam and odors. Smaller bathrooms usually need fans with lower CFM (below 70), standard bathrooms do well with medium CFM (70 to 110), and large bathrooms or those with extra features like a jacuzzi may need high CFM (above 110). To find your best fit, consider the size of your bathroom: as a rule, you need at least 1 CFM per square foot.
Noise Level (Sones)The noise level, measured in sones, indicates how loud the fan will be when running. A lower sone rating means a quieter fan, with ratings around 1.0 being nearly silent, and higher ratings (over 4.0) being quite noisy. If you want a peaceful, spa-like bathroom, look for fans with a sone rating of 1.5 or less. If noise isn't an issue for you, slightly louder models will also get the job done.
Energy EfficiencyEnergy efficiency refers to how much electricity the fan uses to do its job. More efficient fans save on electric bills and are better for the environment. Some fans come with energy performance certifications. If you're eco-conscious or want to save on energy costs, consider models with energy-saving features or certifications, but basic fans without these will still work if efficiency isn't your priority.
Additional Features (Light or Heater)Some bathroom fans come with built-in lights or heaters, which can add extra comfort or convenience to your bathroom. Lights are useful in small bathrooms that need more illumination, or to replace existing light fixtures. A built-in heater can make your bathroom more comfortable during cold months. Think about whether you need just the ventilation or want extra features for added usefulness.
Size and Installation RequirementsThe physical size of the fan and how it installs are important, especially if you're replacing an old fan or fitting it into a tight space. Check the dimensions to make sure it will fit where you want and confirm whether it needs attic access or can be installed from below. If you're not comfortable with electrical work or working on ceilings, you might need professional help.