
The 250LT Series Long Throw Double Deflection Supply Grille provides effective directional control of large volumes of air flow. Each bar is pivoted which allows for custom air flow. The deflector bars are spaced on 1½” or 3″ centers. Each bar is adjusted for the desired air deflection without affecting the setting of any other bar. Ideal for factories or plants where large volumes of air must be controlled.


Custom Fan Filter Unit that includes LED lights as a solution to ceiling space. Quite often these are used in pharmacy and hospital renovations. LED lights on the fan filter unit will provide an economic solution to any clean room space.

The Reverse-Flow Fan Filter Units (FFUs) are ideal for removing sub-micron particles, aerosols and fine dust generated inside a room, allowing safe release of HEPA- or ULPA-filtered air. They are perfect for areas and modular cleanrooms that contain operations that produce particles unsuitable for exhausting into the surround space.

Fan filter units are economic solutions to remove particles from the recirculated air of ventilated cleanrooms. Fan Filter units are can be integrated with LED lights, Hepa filter, fan, and control system.

AJ Manufacturing is the leader in providing solutions for our customers. We have designed our fan filter units for cleanroom applications to have the option of adding LED lights. The LED driver will protected LED’s from voltage or current fluctuations.

AJ Manufacturing provides a common option in the healthcare industry to apply custom color and antimicrobial coating to our products. Products will go through the paint line and heater that will bake on the finish for a flawless product.

PAO Challenge Port is used for leak testing Fan Filter Units. The port is installed on the unit with tubing being placed around the motor for equal distribution. PAO ports is a common option in our critical environment HEPA units.

Custom Fan Filter Unit that includes LED lights as a solution to ceiling space. Quite often these are used in pharmacy and hospital renovations. LED lights on the fan filter unit will provide an economic solution to any clean room space.
Custom Laminar Flow
AJ manufactures laminar flow units customized for any healthcare clean room application. We offer a wide variety of customizable specifications and features. The units are designed with the airflow patterns and specifications required for your project.
Stainless Steel Hemispherical Diffuser- Radial Flow
This unit is designed for cleanroom applications. Delivers high volumes of air at low velocity.
LED Driver for lighted units
AJ Manufacturing is the leader in providing solutions for our customers. We have designed our fan filter units for cleanroom applications to have the option of adding LED lights. The LED driver will protect LED’s from voltage or current fluctuations.
Lighted Fan Filter Unit
AJ Manufacturing has designed custom Fan Filter Units that include LED lights as a solution to ceiling space. Quite often these are used in pharmacy and hospital renovations.
Criti Clean Ultra
AJ’s newest fan filter unit added to our critical environment products line. This unit may be used individually or in groups. Laminar flow technology is typically found in pharmacies, hospitals, research laboratories, animal laboratories, food processing plants and other “clean room” applications.
Swirl Face Lighted Unit
Swirl face will create turbulent air. This can typically be found in laboratories or clean room.