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        Bathroom Exhaust Fans

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        Learn More About How to Choose the Right Bathroom Exhaust Fan [ Read More ]





        How to Choose the Right Bathroom Exhaust Fan

        Many people don't realize how important a bathroom exhaust fan is or what to look for when buying one. Here's a simple guide covering why you need one, how to pick the right fan, and some tips to help even beginners make a smart choice.

        Why You Need a Bathroom Exhaust Fan

        Bathrooms are humid places. Every time you shower or run hot water, moisture fills the air. If this moisture isn't vented properly, it can cause:

        • Mould and Mildew: Excess moisture is perfect for mould, which can cause health problems and expensive repairs.
        • Peeling Paint: Humidity can make paint bubble, crack, and peel.
        • Damaged Fixtures: Moisture can damage wood, mirrors, and metal, leading to rust or rot.
        • Odour Control: Fans help remove unpleasant smells and keep your bathroom fresh.

        A fan vents moist air outside, protecting your bathroom and extending the life of its materials.

        What to Look for in a Bathroom Exhaust Fan

        Ventilation Path and Ducting

        1. Fan Size and Capacity (CFM)

          • CFM, or cubic feet per minute, shows how much air the fan can move.
          • For bathrooms up to 5 square meters, get a fan with at least 50 CFM.
          • Larger bathrooms (around 10 square meters) need a fan with 80-100 CFM or more.
          • For enclosed areas like shower cubicles, you may need an extra fan or a larger one.
          • Make sure you get enough airflow for proper ventilation.
        2. Noise Level (Sones)

          • Fans can be noisy. Sones measure this—the lower the number, the quieter the fan.
            • 1.0 sone or less: almost silent.
            • 1.5 to 2.0 sones: standard for most bathrooms.
            • 3.0 sones or more: noticeable and possibly annoying.
          • Quieter fans are worth the cost, especially for bathrooms near living areas.
        3. Energy Efficiency

          • Look for ENERGY STAR® rated fans. They use less power, saving you money and helping the environment.
        4. Built-in Lighting and Heat Options

          • Make sure the fan vents outside, not into your attic. This avoids moisture buildup that can cause damage.
          • Keep the ducting short and straight for better airflow. Rigid ducts are more effective than flexible ones.

        Choosing the Right Size and Location

        Don’t just consider the floor area—think about ceiling height too. Higher ceilings mean more air volume, so you might need a fan with a higher CFM rating. If your ceiling is higher than 2.4 meters, increase the CFM by 20-30%.

        Installation Tip for Beginners: Pay attention to fan controls. A fan with a humidity sensor will turn on when moisture rises and off when it’s dry, so you don’t have to worry about it. A timer switch is another option, letting the fan run for 10-15 minutes after you leave to ensure moisture is cleared.

        Key Tips for Bathroom Exhaust Fans

        • Placement: Position the fan near the moisture source, like above the shower or bath, for maximum effectiveness.
        • Windows Aren’t Enough: Even if your bathroom has a window, an exhaust fan provides more reliable moisture control.
        • Regular Cleaning: Dust can clog the fan, reducing its efficiency. Clean it every few months to keep it working well.

        Final Thoughts

        A bathroom exhaust fan is a small investment that can make a huge difference in protecting your bathroom from moisture damage. By choosing the right size, minimizing noise, and ensuring proper ducting and placement, you can keep your bathroom comfortable and in good shape. Consider advanced controls like humidity sensors for extra convenience.

        Browse our entire range Bathroom Exhaust Fans