Maintaining proper ventilation is crucial for a healthy and comfortable indoor environment. Choosing the right exhaust fan is essential, especially in spaces prone to moisture and odors.
But with countless options available, finding the best 8 inch exhaust fans can feel overwhelming. This article aims to simplify your search by exploring the key factors to consider when selecting an exhaust fan.
We understand the importance of balancing quality with value, ensuring you get the performance you need without breaking the bank. Our focus is on empowering you to make an informed decision, so you can confidently choose from the best 8 inch exhaust fans and enjoy improved air quality and a more pleasant living space.
IN THIS ARTICLE
Top 10 Best 8 Inch Exhaust Fans Compared
🏆 BEST OVERALL RLOZUI 8 inch Exhaust Fan
- Durable metal construction with anti-corrosion finish.
- Efficient and quiet brushless motor with double ball bearings.
- Automatic closing valve prevents backdraft.
- Overheat protection for safety.
4.5/5
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🥈 2ND RUNNER UP HG Power 8 Inch Exhaust Fan with Speed Controller
- High airflow capacity (576 CFM)
- Adjustable speed controller for customized airflow
- Durable construction with baking varnish material
- Built-in damper to prevent backdrafts
4.6/5
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� BEST VALUE HG Power 8 Inch Kitchen Exhaust Fan
- Durable metal construction.
- Powerful motor with high CFM (576) for effective ventilation.
- Energy-efficient operation at 53.5W.
- Long 8-foot power cord and built-in switch for easy installation.
4.7/5
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Hon&Guan 8 Inch Inline Booster Duct Fan with Speed
- Energy-efficient operation with low power consumption.
- Adjustable speed controller for customized airflow and noise levels.
- High airflow rate (623 CFM) for effective ventilation.
- Easy to install and maintain.
4.4/5
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V2262-50 7 Inch Bathroom Exhaust Fan
- Effective ventilation for smaller spaces.
- Quiet operation due to improved motor design.
- Easy installation, designed to match standard dimensions.
- Includes safety features like a grounding screw.
4.5/5
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VEVOR Inline Duct Fan
- Sufficient airflow of 807 CFM.
- Quiet operation at 39 dB.
- Energy-saving EC motor.
- Smart controller with auto mode based on temperature/humidity.
4.6/5
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RLOZUI 8 inch Exhaust Fan
- Durable metal construction with anti-corrosion finish.
- Automatic closing valve prevents backdrafts.
- Energy-efficient brushless motor with long lifespan.
- Overheat protection enhances safety.
4.7/5
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Broan-NuTone 509 Through-the-Wall Ventilation Fan White Cover
- Ductless design simplifies installation.
- Twist-lock motor assembly allows for easy mounting.
- Galvanized steel housing provides weather protection.
- Built-in bird screen prevents unwanted pests.
4.7/5
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VEVOR Inline Duct Fan
- Versatile applications for various environments.
- High airflow of 750 CFM.
- Relatively quiet operation at 38 dB (claimed).
- Adjustable speed control.
4.5/5
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Fanspex 8″ Shutter Exhaust Fan
- Decent airflow (310 CFM) for its size.
- Relatively quiet operation (40 dB).
- Easy to install with a 5-foot power cord.
- Removable oil sink for easy cleaning.
4.7/5
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Detailed Reviews of the Best 8 Inch Exhaust Fans
RLOZUI 8 inch Exhaust Fan – Durable metal construction with anti-corrosion finish.
This 8-inch exhaust fan aims to provide efficient ventilation for a variety of spaces including bathrooms, kitchens, and garages. The fan boasts a durable metal construction with an anti-corrosion finish and an automatic closing valve to prevent backdraft. It utilizes a double ball bearing brushless motor, which promises quiet operation, energy efficiency, and a longer lifespan compared to standard motors.
Overheat protection is included, cutting off power if the motor overheats. The fan operates at 110V and delivers an airflow of 735 CFM. Note that the unit does not come with screws or a power plug, and requires wiring (blue to neutral, brown to live, yellow to ground).
Pros
- Durable metal construction with anti-corrosion finish.
- Efficient and quiet brushless motor with double ball bearings.
- Automatic closing valve prevents backdraft.
- Overheat protection for safety.
- High airflow (735 CFM) for effective ventilation.
Cons
- Requires wiring; no plug or screws included.
- May be too powerful/loud for very small spaces.
HG Power 8 Inch Exhaust Fan with Speed Controller – High airflow capacity (576 CFM)
The HG Power 8-inch exhaust fan appears to be a decent option for improving ventilation in various spaces. Its large airflow capacity (576 CFM) suggests it can effectively move air in rooms like kitchens, bathrooms, or workshops. The adjustable speed controller is a useful feature, allowing users to customize airflow according to their specific needs.
The manufacturer claims high motor performance, emphasizing both airflow and reduced noise and power consumption, which is a definite plus. The use of baking varnish material for the shell and impeller suggests durability, and the built-in damper is a welcome addition for preventing backdrafts. However, the actual noise level and long-term reliability remain to be seen with extended use.
Pros
- High airflow capacity (576 CFM)
- Adjustable speed controller for customized airflow
- Durable construction with baking varnish material
- Built-in damper to prevent backdrafts
- Suitable for various applications (kitchens, bathrooms, workshops)
Cons
- Actual noise level may vary depending on the setting and environment.
- Long-term reliability needs to be verified through extended use.
HG Power 8 Inch Kitchen Exhaust Fan – Durable metal construction.
This 8-inch exhaust fan appears to be a solid option for improving ventilation in various spaces. The metal construction suggests durability, and the powerful motor aims to effectively remove smoke, humidity, and odors. The 8-foot power cord and built-in switch simplify installation, potentially saving time and money on wiring.
It consumes 53.5W, which is reasonable considering the airflow of 576 CFM. While suitable for kitchens, attics, and other areas, potential buyers should ensure the fan’s size and airflow are appropriate for their specific needs. Overall, it seems like a practical choice for those seeking a straightforward and efficient ventilation solution.
The easy DIY installation is a significant selling point.
Pros
- Durable metal construction.
- Powerful motor with high CFM (576) for effective ventilation.
- Energy-efficient operation at 53.5W.
- Long 8-foot power cord and built-in switch for easy installation.
- Versatile application in various environments.
- Easy DIY installation.
Cons
- Noise level not specified, which may be a concern for some users.
- Only suitable for wall installation; might not meet all needs.
Hon&Guan 8 Inch Inline Booster Duct Fan with Speed – Energy-efficient operation with low power consumption.
The Hon&Guan 8-inch inline duct fan offers efficient ventilation for various spaces. Its 2500 RPM speed and 623 CFM airflow provide significant air circulation while consuming a maximum of 44W. The adjustable speed controller is a convenient feature, allowing users to customize airflow and noise levels.
The fan’s design prioritizes ease of installation and maintenance with its removable blade and durable plastic construction. While the noise level is stated at 45 dBA, some users might find it noticeable in very quiet environments. Overall, the fan appears well-suited for improving ventilation in grow rooms, bathrooms, kitchens, and other areas needing enhanced airflow.
Pros
- Energy-efficient operation with low power consumption.
- Adjustable speed controller for customized airflow and noise levels.
- High airflow rate (623 CFM) for effective ventilation.
- Easy to install and maintain.
- Versatile application in various environments like grow rooms, bathrooms, and kitchens.
Cons
- The noise level (45 dBA) may be noticeable in quiet settings.
- Primarily plastic construction.
V2262-50 7 Inch Bathroom Exhaust Fan – Effective ventilation for smaller spaces.
This 7-inch exhaust fan is designed for smaller spaces and aims to provide efficient ventilation by removing odors, moisture, and grease. The manufacturer emphasizes quiet operation due to an improved motor and structural design intended to minimize vibrations and enhance durability. Installation is reportedly straightforward, aligning with standard North American ceiling fan dimensions.
A key consideration is the motor duct length (6.5 inches), requiring adequate ceiling space. The fan needs an 8-inch diameter rough-in opening and compatibility with specific duct types should be confirmed. Safety features, including a grounding screw, are included to ensure reliable operation after correct installation.
Overall, this exhaust fan seems suitable for users needing a replacement or new ventilation in smaller bathrooms or kitchens, provided the installation requirements are met.
Pros
- Effective ventilation for smaller spaces.
- Quiet operation due to improved motor design.
- Easy installation, designed to match standard dimensions.
- Includes safety features like a grounding screw.
- Durable design intended to extend service life.
Cons
- Requires sufficient ceiling space due to the 6.5-inch motor duct length.
- Compatibility with specific duct types needs to be verified before purchase.
VEVOR Inline Duct Fan – Sufficient airflow of 807 CFM.
The VEVOR 8-inch inline duct fan is designed for improving airflow and ventilation in various environments, from grow tents to basements. It boasts a decent airflow of 807 CFM and operates at a relatively quiet 39 dB due to its EC motor, which also claims to save 30% on energy. The included smart controller offers ON/OFF/TIMER/AUTO modes based on temperature and humidity, though speed adjustment is manual.
The package includes stainless steel clamps, non-vibration rubber mats, and straps, facilitating both hanging and wall-mounting installation. While the auto mode is a convenient feature, the inability to automatically adjust fan speed might be a drawback for some users. Overall, it seems like a solid option for those needing consistent ventilation.
Pros
- Sufficient airflow of 807 CFM.
- Quiet operation at 39 dB.
- Energy-saving EC motor.
- Smart controller with auto mode based on temperature/humidity.
- Includes necessary installation accessories (clamps, mats, straps).
- Versatile installation options (hanging or wall-mounted).
Cons
- Fan speed cannot be automatically adjusted by the controller.
- Auto mode is limited to on/off based on temperature and humidity, not speed.
RLOZUI 8 inch Exhaust Fan – Durable metal construction with anti-corrosion finish.
This 8-inch exhaust fan is designed for ventilating various indoor spaces like kitchens, bedrooms, and garages. It boasts a metal construction with a bright, corrosion-resistant finish, along with an automatic closing valve to prevent backdrafts. The fan utilizes a double ball bearing brushless motor which aims for quiet and efficient operation, potentially offering energy savings and a longer lifespan compared to standard motors.
Overheat protection is included, automatically shutting off the fan if the motor gets too hot. With an airflow of 735 CFM, it seems suitable for moderate ventilation needs. The product operates at 110V/60Hz and comes with a plug and a 5ft power cord.
Overall build quality appears decent.
Pros
- Durable metal construction with anti-corrosion finish.
- Automatic closing valve prevents backdrafts.
- Energy-efficient brushless motor with long lifespan.
- Overheat protection enhances safety.
- High Air Flow (735 CFM) for good ventilation.
Cons
- The noise level during operation is not specified, which could be a concern for some users.
- Limited information on specific installation requirements.
Broan-NuTone 509 Through-the-Wall Ventilation Fan White Cover – Ductless design simplifies installation.
This in-wall ventilation fan offers a convenient solution for removing heat, humidity, and odors from spaces like garages, kitchens, and laundry rooms. Its in-wall design eliminates the need for ductwork, simplifying installation with a direct vent to the exterior. The twist-lock motor assembly further streamlines the process.
With a 200 CFM rating, it’s suitable for ventilating single-car garages or rooms up to 195 square feet. The galvanized steel housing provides durability and protection against the elements, complemented by a built-in bird screen. Installation requires cutting a hole in the wall and wiring to a switch.
The fan housing’s dimensions are 14.25″ x 14.25″ x 8″ and it accommodates wall thicknesses from 4.5″ to 9.5″.
Pros
- Ductless design simplifies installation.
- Twist-lock motor assembly allows for easy mounting.
- Galvanized steel housing provides weather protection.
- Built-in bird screen prevents unwanted pests.
- Suitable for ventilating garages and rooms up to 195 sq. ft.
Cons
- Requires cutting a hole in the wall and electrical wiring for installation.
- Limited to ventilating relatively small spaces (up to 195 sq. ft.).
VEVOR Inline Duct Fan – Versatile applications for various environments.
This 8-inch inline duct fan aims to provide versatile ventilation for various environments, including grow tents, basements, and kitchens. It boasts a 750 CFM airflow, aiming to maintain air quality and dehumidify spaces. The fan utilizes an AC motor designed for quiet operation, claiming a noise level of 38 dB and promising energy efficiency.
A manual knob allows for adjustable speed control, catering to diverse ventilation requirements. The product includes mounting accessories like hang-up slings and non-vibration rubber mats for convenient installation, offering both hanging and wall-mounted options. Overall, it seems like a decent option for those needing a mid-range ventilation solution.
Pros
- Versatile applications for various environments.
- High airflow of 750 CFM.
- Relatively quiet operation at 38 dB (claimed).
- Adjustable speed control.
- Includes mounting accessories for easy installation.
Cons
- Noise level of 38db might still be noticeable in very quiet environments.
- AC motor may not be as energy efficient or long-lasting as some DC motor alternatives.
Fanspex 8″ Shutter Exhaust Fan – Decent airflow (310 CFM) for its size.
This 8-inch shutter exhaust fan offers a decent solution for ventilation needs in various spaces like bathrooms, garages, and workshops. The ABS construction feels relatively sturdy, and the five fan blades provide a reasonable airflow of 310 CFM. The noise level is advertised at 40 dB, which should be acceptable for most environments.
The 5-foot power cord offers some flexibility in installation, and the removable oil sink simplifies cleaning. While the overall design is practical, potential buyers should carefully measure their vent opening to ensure compatibility with the 9.4×9.4 inch back shutter air vent dimensions. The manufacturer also highlights their after-sales service, offering assistance with any questions or issues.
Pros
- Decent airflow (310 CFM) for its size.
- Relatively quiet operation (40 dB).
- Easy to install with a 5-foot power cord.
- Removable oil sink for easy cleaning.
- Durable ABS construction.
Cons
- Requires careful measurement of vent opening for compatibility (9.4×9.4 inch back shutter).
- Construction quality is adequate but may not be suited for heavy-duty environments.
Buying Guide: What to Look For in a Best 8 Inch Exhaust Fans
Understanding Your Ventilation Needs
Choosing the best 8 inch exhaust fan requires understanding your specific ventilation needs. Consider the size of the room you need to ventilate. Larger rooms, such as kitchens or workshops, require higher airflow (CFM). Bathrooms and smaller spaces can often manage with lower CFM. Also, consider the source of the odors or moisture you are trying to remove. Kitchens will need a fan that can handle grease and fumes, while bathrooms prioritize moisture removal. The best 8 inch exhaust fan will depend on your specific applications.
Key Features to Consider
Several key features differentiate the best 8 inch exhaust fans. Airflow (CFM) is crucial for effective ventilation. Noise level (dB) determines how quietly the fan operates. Material and construction impact durability and longevity. Backdraft dampers prevent air from flowing back into the room when the fan is off. Speed controllers allow you to customize airflow and noise. Finally, ease of installation is important for DIY projects. Carefully evaluate these features to find the best 8 inch exhaust fan for your needs.
Types of 8 Inch Exhaust Fans
There are several types of 8 inch exhaust fans available. Wall-mounted exhaust fans are installed directly into the wall. Inline duct fans are installed within ductwork to boost airflow. Shutter exhaust fans have automatic shutters that open and close with the fan. Choose the type that best suits your installation requirements and space constraints. For instance, ductless fans are simple to install but have limited applicability. The best 8 inch exhaust fan will depend on the installation type.
Installation Considerations
Before purchasing an 8 inch exhaust fan, carefully consider the installation process. Some fans require professional installation, while others are designed for easy DIY installation. Ensure you have the necessary tools and skills to complete the installation safely. Also, check the electrical requirements and ensure your wiring is compatible. Consider the length of the power cord and the location of the power outlet. Proper installation is crucial for optimal performance and safety.
Budget and Brand Reputation
The price of 8 inch exhaust fans can vary widely depending on the features and brand. Set a budget before you start shopping and stick to it. Consider the long-term cost of ownership, including energy consumption and maintenance. Research different brands and read reviews to get an idea of their reputation for quality and reliability. Investing in a reputable brand can ensure you get a durable and efficient fan.
Frequently Asked Questions about Best 8 Inch Exhaust Fans
What is CFM, and how much do I need for my 8 inch exhaust fan?
CFM stands for cubic feet per minute, and it measures the volume of air a fan can move. The CFM you need depends on the size of the room. A general rule of thumb is to calculate the room’s volume (length x width x height in feet) and then aim for a fan that can exchange the air multiple times per hour. For a bathroom, aim for 8 air changes per hour. For a kitchen, aim for 15. So, the best 8 inch exhaust fan needs to have a CFM capacity.
How important is the noise level (dB) of an 8 inch exhaust fan?
The noise level, measured in decibels (dB), is crucial for comfort. A lower dB rating indicates quieter operation. For bedrooms or living rooms, choose a fan with a dB rating below 40. For kitchens or workshops, a slightly higher dB level may be acceptable. Consider your personal noise tolerance and the environment where the fan will be installed. The best 8 inch exhaust fan will have an acceptable noise level.
What are the benefits of a speed controller for an 8 inch exhaust fan?
A speed controller allows you to adjust the airflow and noise level. This is useful for customizing the fan’s performance to your specific needs. For example, you can reduce the speed and noise during quiet times or increase the speed for maximum ventilation when needed. A speed controller also helps conserve energy by allowing you to run the fan at a lower speed when less ventilation is required. The best 8 inch exhaust fan offers such flexibility.
What is a backdraft damper, and why is it important for an 8 inch exhaust fan?
A backdraft damper is a valve that prevents air from flowing back into the room when the fan is off. This is important for preventing drafts, odors, and pests from entering the room. It also helps to maintain energy efficiency by preventing heat loss in the winter and cool air loss in the summer. Look for an 8 inch exhaust fan with a built-in backdraft damper for optimal performance.
How do I choose between a wall-mounted and an inline duct 8 inch exhaust fan?
Wall-mounted fans are installed directly into the wall and are best for simple installations. Inline duct fans are installed within ductwork and are better for boosting airflow in existing ventilation systems. Consider your installation requirements and the existing ductwork in your home. Wall-mounted fans are easier to install but may not be as powerful as inline duct fans. So, select the best 8 inch exhaust fan type carefully.
What safety features should I look for in an 8 inch exhaust fan?
Essential safety features include overheat protection, which automatically shuts off the fan if it gets too hot, and a grounding screw for electrical safety. Look for fans that are UL-listed or ETL-certified, which indicates they have been tested and meet safety standards. Proper wiring and installation are also crucial for safe operation. Always follow the manufacturer’s instructions carefully.
How do I properly clean and maintain my 8 inch exhaust fan?
Regular cleaning is essential for maintaining the performance and lifespan of your fan. Turn off the power before cleaning. Remove the fan cover and wash it with soap and water. Use a vacuum cleaner or brush to remove dust and debris from the fan blades and motor. Lubricate the motor if necessary. Reassemble the fan and test it to ensure it is working properly.
What are the benefits of an energy-efficient 8 inch exhaust fan?
Energy-efficient fans use less electricity, saving you money on your utility bills. They also help reduce your carbon footprint. Look for fans with an Energy Star rating, which indicates they meet strict energy efficiency standards. Energy-efficient motors, such as EC motors, are more efficient than traditional motors. Over time, the savings can add up significantly.
How do I determine the correct size 8 inch exhaust fan for my space?
To determine the correct size, calculate the room’s volume (length x width x height in feet). Then, determine the required air changes per hour (ACH). Multiply the room’s volume by the ACH and divide by 60 to get the required CFM. For example, a 10x10x8 room with 8 ACH needs (10x10x8) x 8 / 60 = 106.67 CFM. Choose a fan with a CFM rating close to or slightly above this number.
Are there any specific features to look for in an 8 inch exhaust fan for a kitchen?
For kitchens, look for a fan with a high CFM rating to effectively remove cooking odors, smoke, and grease. A removable oil sink or filter is helpful for easy cleaning. Durable metal construction is important for withstanding the harsh environment. Consider a fan with a built-in light for added convenience. Proper ventilation is essential for maintaining air quality in the kitchen. The best 8 inch exhaust fan will address these requirements.
Conclusion: The Final Verdict
The RLOZUI 8 inch Exhaust Fan this exhaust fan appears to be a robust option for spaces needing strong ventilation. however, potential buyers should be prepared to handle the wiring requirements and consider the fan’s size relative to the room it’s intended for.
