Introducing the mighty Big Greenhouse Exhaust Fan, engineered to cater to large industrial needs. This powerhouse fan is not only robust but is also designed to maximize air circulation with efficiency.
This remarkable machine is strategically positioned opposite to its installation site, ingeniously utilizing natural airflow from doors and windows.
It efficiently draws in fresh air while expelling indoor heat and stagnation, ensuring a refreshing atmosphere. Any ventilation issues stand no chance against its powerful operation.
Our distinguished FJDH series negative pressure fans boast an impressive airflow capacity, minimal energy consumption, long-lasting durability, stable performance, and many other exceptional features.
1. Built with a high-density galvanized fence, this fan is designed for safety and longevity, resisting rust. Its galvanized sheet shell is thickened to withstand temperatures up to 50 degrees, ensuring resilience against harsh weather.
2. The stainless steel blades are expertly crafted through stamping molding, offering low noise and enduring durability.
Product ApplicationsPerfectly suited for high-temperature or odor-challenged environments, such as heat treatment plants, casting factories, leather processing facilities, and various chemical product manufacturing sites.


Installation Instructions
Fujian Diamond Electrical and Mechanical Equipment Co., Ltd., operating under the FJDIAMOND brand, is a forward-thinking high-tech enterprise. We specialize in the R&D, production, sales, and technical service of HVLS fans, exhaust fans, and air coolers. Our commitment is to cut customer operation costs, create mobile comfort for employees, and cultivate a low-carbon lifestyle.
FJDIAMOND is ambitiously building a global service framework, aiming to reach over 80 countries with comprehensive pre-sales, post-sales, and technical support. We set new service standards and promise 'Quality Assurance and Owners' Satisfaction.'
Application Cases
Q: Are you the factory?
A: Absolutely! We are a dedicated factory in Fujian, China, specializing in large ceiling and movable fans. We are your direct, trusted fan supplier.
Q: Where does your fan get used?
A: Our fans find versatile applications across factories, logistics centers, warehouses, supermarkets, and large halls.
Q: Is it powered by electricity?
A: Indeed, it operates on electricity with a power consumption of just 0.75KW or less, making it remarkably energy-efficient.
Q: What is the price per fan?
A: We provide the most competitive price based on the quantity and model specified.
Q: How long is the delivery time?
A: Typically, delivery takes about 7-10 working days.
Q: How long is the warranty?
A: Our fans come with a 3-year warranty to assure quality. Impressively, their service life extends to over 20 years.