Midwest Mechanical Solutions represents Mainstream Fluid & Air, delivering custom-engineered fan arrays, air movement solutions, and replacement HVAC components designed to improve efficiency, reliability, and performance in commercial and industrial facilities.
Products
Fan Arrays
IntelliCUBE® Fan Arrays
IntelliWALL® Fan Arrays
Cooling Tower Fan Arrays
Permanent Magnet EC Fan Array Solutions
AHU Retrofit Fan Arrays
Axial Fans
Axial Fans
Tube Axial Fans
Vane Axial Fans
Heavy-Duty Commercial and Industrial Air Movement Solutions
Centrifugal Fans
Plenum Fans
Blowers
Rooftop Exhaust Fans
Custom Air Handling Fans
Replacement Coils
Hot Water Coils
Steam Coils
Chilled Water Coils
Evaporator (DX) Coils
Duct Reheat Coils
Condenser Coils
Industrial Coils
Split Core Coils
Coil Boxes
Heat Exchangers
Replacement Tube Bundles
Mainstream
Mainstream's core focus is custom fan arrays, air movement equipment, and replacement coils for air handling units, with a strong emphasis on retrofit projects, energy efficiency, and mission-critical applications. Their IntelliCUBE® and IntelliWALL® fan arrays are among their flagship solutions for healthcare, data center, and commercial HVAC projects.


