Experience the power and efficiency of our Large Industrial Exhaust Fan, designed specifically to enhance air circulation and maintain optimal air quality.
This innovative machine is strategically positioned opposite to the installation site, allowing doors and windows to naturally draw in fresh air while seamlessly venting the indoor environment.
Effortlessly eliminate stuffy indoor air with our fan, ensuring rapid removal of stagnant air and significantly improving any suboptimal ventilation issues.
Our FJDH series negative pressure fans are engineered for excellence, boasting large airflow, minimal energy consumption, extended lifespan, stable performance, and an array of outstanding features.
1. Crafted with a high-density galvanized fence that resists rust, it enhances safety. The robust galvanized sheet shell withstands temperatures up to 50 degrees and resists corrosion from wind and rain.
2. Stainless steel blades are expertly stamped and molded, ensuring low noise operation and enduring durability.
Product ApplicationsIdeal for high-temperature or odor-prone environments, such as heat treatment plants, casting factories, leather production facilities, and various chemical manufacturing plants.


Installation Instructions
FJDIAMOND Fans stands as a beacon of innovation, a high-tech enterprise seamlessly blending R&D, production, sales, and technical services. From its inception, the company has prioritized HVLS (high-volume, low-speed) variable frequency control fans, exhaust fans, and air coolers, dedicated to reducing operational costs for clients, ensuring a pleasant working environment, and championing a low-carbon lifestyle.
FJDIAMOND is on a mission to establish a global service network, aspiring to extend its reach to over 80 countries. With a focus on pre-sales, post-sales, and localized technical support, the company sets new service benchmarks, committed to 'Quality Assurance and Owner's Satisfaction.'
Application Cases
Q: Are you the factory?
A: Absolutely, we are a dedicated factory specializing in large ceiling fans and portable fans, based in the heart of Fujian, China, ready to be your direct fan supplier.
Q: Where does your fan use in?
A: Our fans are versatile, finding widespread application in factories, logistics centers, warehouses, supermarkets, and event halls.
Q: Is it used in electricity?
A: Yes, our fans operate on an electrical power supply, consuming only 0.75KW or less, making it an incredibly energy-efficient choice.
Q: What the price per fan?
A: We are committed to offering you the best price tailored to your quantity and model specifications.
Q: How long is the delivery time?
A: Typically, our delivery time ranges from 7 to 10 working days.
Q: How long is the warranty?
A: We proudly provide a 3-year warranty to ensure quality, with an impressive service life exceeding 20 years.