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Custom array configured for your system.
We Design & Build
Shipped quickly for minimal downtime.
Fast Delivery
“When Airflow Matters, Downtime Isn’t an Option.”
Custom Fit for Any Space
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IntelliCube, IntelliWALL, and cooling tower options
Redundancy means your system stays online
Efficient motors & advanced controls for lower energy costs
Maximum Reliability
High Efficiency
Any size. Any configuration. Any environment. Mainstream delivers American-made fans & fan arrays that keep air moving — without long lead times.
Custom Fans & Fan Arrays - Built for Your Space, Delivered Fast
30+ years Experience | American-Made Quality | Fast Turnaround | Any Size or Configuration
Quiet Operation
Low sound without sacrificing airflow
Fast Delivery
Lead times as fast as 2 weeks
IntelliCUBE Fan Array
Commercial and Industrial Fans
IntelliWALL Fan Array
Cooling Tower Fan Array
IntelliWALL Axial Array
Plenum Fans
UDPT Plenum Fan
Rooftop Fans
Infinitum Motor Fans
Why Choose Mainstream?
Old fans fail. OEMs take months to deliver. And off-the-shelf options rarely fit your space or produce enough airflow. Mainstream designs and manufactures custom fan arrays that drop right into your existing system — built to match your requirements and shipped fast.
Built for Any Industry, Any Environment
Office Building
Schools & Universities
Hospitals
Data Centers
Government
