Key Features of Flush Mount Exhaust Fan
- Flush mount exhaust fans adopt a seamless installation design to create a clean and modern appearance.
- Using high-efficiency EC motors, the exhaust fan provides lower energy consumption, sable operation and long service life.
- Design for easy installation and maintenance, the fan delivers reliable long-term operation.
- Availablewith multiple optional humidity sensor, timer, or smart control for automatic intelligent control.
- The low-profile structure is suitable for projects with limited installation spaces, such as apartments, renovation projects and commercial bathroom ventilation applications.
- Optimized airflow design and motor performance help to reduce operating noise, delivering airflow for quiet and comfortable ventilation.
Why Choose Aosun as Flush Mount Exhaust Fan Manufacturer
As a flush mount exhaust fan manufacturer, Aosun focuses on developing solutions that balances ventilation performance with modern installation requirements. Aosun provides customized flush mount exhaust fan solutions for residential spaces, hotels and retrofit projects. For flush mount exhaust fan products, we emphasize low-profile structures, flush installation designs, and flexible product configurations. We can help you meet dual requirements of both aesthetics and ventilation performance in modern residential, hotel and commercial projects.
With flexible manufacturing capacity, we offer OEM services to meet various requirements, including product specifications, motor configuration, panel design and packaging. Every unit undergoes testing across airflow performance, noise levels and electrical safety testing to ensure stable and reliable quality. From product development and quality control to stable production supply, we help you develop flush mount exhaust fan product series for different market demands.
The concealed exhaust fan designed for hidden installation behind walls or ceilings, providing reliable air extraction performance.

A kitchen flush mount exhaust fan with a low-profile ceiling design that integrates seamlessly with modern interiors and provides effective ventilation.
A motion sensor exhaust fan can achieve automatic operation through sensor detection, providing convenient and efficient ventilation for bathrooms and indoor spaces.
A low noise exhaust fan with light features quiet operation performance, providing comfortable ventilation for bathrooms, hotels and other indoor environments.
- Technical Specifications
- Dimensions & Installation Reference
| Parameter | AS-CF100B | AS-CF125B |
|---|---|---|
| Model | AS-CF100B | AS-CF125B |
| Airflow | 95 m³/h | 185 m³/h |
| Noise Level | 28 dB(A) | 30 dB(A) |
| Power Consumption | 8 W | 14 W |
| Static Pressure | 30 Pa | 35 Pa |
| Installation Diameter | 100 mm | 125 mm |
| Product Dimensions | 289 × 289 mm | 389 × 289 mm |
| Installation Depth | 85 mm | 93 mm |
| Voltage / Frequency | 220V / 50Hz | 220V / 50Hz |
| Protection Class | IP24 | IP24 |
| Material | ABS + Steel | ABS + Steel |
| Control | Mechanical | Mechanical |
| Warranty | 5 Years | 5 Years |


| 1. Rough-in positioning | Prepare the wall opening and install the concealed steel frame during early construction. |
| 2. Duct connection | Connect the round duct to the fan outlet: Ø100 mm or Ø125 mm according to the selected model. |
| 3. Electrical connection | Connect to the power supply according to local electrical standards and project requirements. |
| 4. Wall finishing | Apply paint, wallpaper or light decorative plaster to integrate the surface with the interior design. |
| 5. Front panel adjustment | Use the magnetic mounting points to align the cover height and create an even perimeter gap. |
What Makes a Flush Mount Exhaust Fan Different?
Unlike traditional grille exhaust fans, flush mount exhaust fans are designed to provide cleaner and more integrated appearance. This design is particularly suitable for residential bathrooms, hotels and renovation projects that place great emphasis on both ventilation performance and interior aesthetics. The low-profile structure allows flush mount exhaust fans to sit completely level with the ceiling surface, creating a clean and seamless appearance. Flush mount exhaust fans help reduce visual impact while maintaining effective air exhaust, providing more flexible solutions for modern building ventilation.

| Feature | Traditional Exhaust Fan | Flush Mount Exhaust Fan |
| Appearance | Visible grille design | Seamless low-profile appearance |
| Installation | Standard installation | Flush with wall or ceiling surface |
| Design compatibility | Suitable for standard interiors | Ideal for modern interior projects |
| Visual impact | Fan grille remains visible | Blends with surrounding finishes |
| Application | General ventilation | Premium residential and hospitality projects |
Applications of Flush Mount Exhaust Fan
Flush mount exhaust fans are suitable for projects that require both reliable ventilation performance and overall spatial aesthetics. With low-profile structure and flush installation design, they are widely used in residential, hotel and commercial spaces.
Residential Bathrooms
Modern residential rooms increasingly prefer clean and uncluttered bathroom designs. They also require effectively control moisture and odors. We recommend choosing flush mount bathroom exhaust fan for residential bathroom ventilation. The flush mount exhaust fan provides stable moisture removal and air exchange while reducing visual impact.

Hotel and Resort Bathrooms
Hotel and resort projects usually have higher requirements for spatial comfort and interior design aesthetics. You can use flush mount exhaust fans as ventilation solutions in theses projects. They offer quiet operation and reliable ventilation while achieving a cleaner and more cohesive visual appearance to enhance guest experience.
Apartment Developments
For apartment development projects, ventilation equipment requires installation flexibility, performance and overall design consistency. Flush mount exhaust fans provide a standardized ventilation solution for apartments. They can be installed efficiently across multiple residential units and provide modern appearance. The exhaust fan can help you achieve uniform, beautiful and reliable ventilation configuration.
Commercial Restrooms
Commercial restrooms require consistent and reliable ventilation solutions to maintain great indoor air quality and usage experience. Flush mount exhaust fans enhance the overall effect of the space through a low visual impact design. Meanwhile, they also meet commercial ventilation requirements, providing a cleaner environment in offices, shopping centers, and public facilities.
Renovation Projects
In renovation projects, you can use a flush mount exhaust fan to upgrade the existing ventilation system. It also enhances the visual appearance after installation. Flush mount exhaust fans can seamlessly integrate with tiles, decorative surfaces or newly completed ceilings. With compact structure and flexible configuration, the unit is suitable as a ventilation option for replacing old exhaust fans and for modernization projects.
From residential bathrooms and hotels to commercial space, flush mount exhaust fans provide a balanced solution between ventilation performance and indoor integration. They support modern building requirements without compromising interior aesthetics.
Choosing the Right Flush Mount Exhaust Fan for Different Projects
Choosing the suitable flush mount exhaust fan require consider installation conditions, ventilation performance, project demands and appearance designs. You can select proper flush mount ventilation solutions based on different project environments to evaluate.

Consider Installation Requirements
Installation compatibility is one of the most important factors for flush mount exhaust fans. The ceiling space, wall structure, existing installation holes, and installation positions all affect the choice of the product model. You need to confirm installation structure and installation size before choosing the fan model.
Evaluate Airflow and Ventilation Needs
Airflow should be determined based on space sizes and actual ventilation requirements. Residential bathrooms, hotel rooms and commercial bathrooms have different airflow demands due to different area, personnel use frequency. Appropriate airflow selection can effectively remove moisture and odors, while avoiding unnecessary energy consumption.
Consider Noise and Comfort Requirements
operating noise is an important factor to consider when choosing a tile mount exhaust fan, especially for projects that focus on comfort. Residential bathrooms and hotels usually more focuses on quiet operation. Low-noise ventilation products can enhance the overall usage experience and user comfort. We recommend choosing flush mount exhaust fans with quiet motors and optimized airflow paths to create a more comfort usage environment.
Select Suitable Control Options
Different projects may have various control function requirements. Options such as switches, humidity sensors, timers, or motion sensors allow for automatic or on-demand operation. For example, exhaust fans with humidity control can automatically activate ventilation according to the environmental humidity. Choosing suitable control methods can help you improve usage convenience and energy efficiency performance.
Consider Customization Options for Project Requirements
By carefully evaluating installation conditions, airflow requirements, noise levels, control preferences, and customization possibilities, you can select a suitable flush mount exhaust fan. It balances performance, aesthetics, and practicality. Proper flush mount exhaust fans help achieve stable performance and long-term usage value.
OEM Flush Mount Exhaust Fan Solutions
OEM solutions can help you develop flush mount exhaust fans that meet target market requirements and product positioning. Reliable OEM partners offer stable quality, flexible production and competitive ventilation solutions.

Product development process
Aosun has a deep understanding of application requirements, installation conditions, and market target demands. Professional engineering support can help optimize product design, performance requirements, and actual usage functions. This helps you achieve a balance among appearance design, ventilation performance and actual installation requirements.
Flexible Manufacturing for Different Markets
Different regions may have different requirements regarding product appearance, electrical standards, installation methods, and functional configurations. Flush mount exhaust fan manufacturers with flexible OEM capacity can help products adapt to diverse market demands.
Quality Control and Long-Term Supply
In addition, stable product quality and continuous supply capability are the crucial foundations for the success of OEM cooperation. Through standardized production processes, performance testing and quality control systems, Aosun can provide stable flush mount exhaust fan production support. Meanwhile, we can also meet the needs for repeat orders and market expansion.
If you are looking for a reliable flush mount exhaust fan solution, welcome to contact Aosun for professional technical supports. We provide OEM development options and customized ventilation solutions to meet different market and project requirements.
Yes. Flush mount exhaust fans can replace existing bathroom fans. You need to confirm whether the installation space, duct connection, airflow requirements and electrical conditions are all compatible. Flush mount bathroom exhaust fans can integrate into the modern bathroom decoration style. Before replacement, it is important to check the existing fan size, mounting structure, duct layout and required ventilation performance. It ensures the new flush mount exhaust fan can provide reliable air extraction and long-term operation.
Flush mount exhaust fans are suitable for many retrofit projects, especially for upgrading the old bathrooms ventilation system or enhancing interior aesthetic performance. Their low-profile design allows them to integrate more seamlessly with existing ceilings or walls. They are a practical choice for renovation applications where space and aesthetics are important.
The routine maintenance of flush mount exhaust fans focuses on cleaning and inspection. Regular cleaning front panel and fan components helps prevent dust buildup. Checking the airflow path and duct connections ensures efficient air extraction performance. For long-term operation applications, we recommend checking the motor, noise level and overall performance regularly. Proper maintenance can help extend the service life of the flush mount exhaust fan and maintain consistent ventilation performance.
The flush mount exhaust fan can be customized for different markets and project requirements. Manufacturers usually can provide adjustments to product design, control functions, electrical specifications and appearance schemes based on local standards. OEM customization helps develop flush mount exhaust fan products that better match local market expectations, application needs and product positioning.
The service life of a flush mount exhaust fan depends on many factors, such as motor quality, operating frequency and maintenance conditions. You can select durable motors and proper maintenance to extend the lifespan and ensure stable airflow performance over long-term use. With proper selection and regular maintenance, the flush mount exhaust fan can provide reliable ventilation performance for many years.
Flush mount exhaust fans can be installed with tiles. The renovation or transformation construction stage requires advance planning. The fan frame needs to sit flush against the finished ceiling surface. In addition, you should reserve adequate ceiling cavity depth for the tile mounted exhaust fan body behind tiles.
The noise level depends on motor types, airflow setting and installation quality. With optimized motor performance, airflow design and fan structure, flush mount exhaust fans can reduce operating noise and maintain effective air extraction. Quiet flush mount exhaust fans are suitable for residential bathrooms, hotels, apartments and other spaces that require a comfortable indoor environment.
A flush mount exhaust fan is a ventilation fan designed to be installed evenly with the surrounding ceiling or wall surface. It can create a clean and seamless appearance. Flush mount exhaust fans adopt low-profile structure installations to reduce visual impact while maintain effective air extraction performance.
The energy efficiency level mainly depends on the motor configuration. The flush mounted design does not directly reduce energy consumption, but an excellent structural design can help the fan maintain good ventilation efficiency. The fan with high-efficiency motor and optimized airflow design can achieve more energy-efficient ventilation. Proper selection the airflow and control functions can further improve energy efficiency and avoid unnecessary operation, supporting more effective ventilation management.
Flush mount exhaust fans do not require completely unique installation hardware. Since flush mount exhaust fans should be installed level with surrounding surfaces, accurate installation methods are very important to achieve a neat visual appearance. We recommend considering installation space, opening size, ceiling or wall structure and duct connection to ensure proper fitting and ventilation performance.








