1. Amada CNC Laser
  2. HEPA Unit Test Booth
  3. Robotic Welder
  4. Amada Fiber Laser
  5. Amada Fiber Laser
  6. Press Brakes
  7. Polisher
  8. Oven
Our Amada laser provides high-speed production of precision sheet metal parts, cutting at speeds up to 400 inches per minute.
Our custom-built HEPA Unit Leak Test Booth is equipped with a photometer for thoroughly testing HEPA filter diffusers.
Our best-in-class, high-speed, six-axis robotic welder combines maximum flexibility with superior quality welds.
Our newest addition — an Amada fiber laser — provides the ultimate in speed and precision for cutting up to 5′ x 10′ sheets.
The fiber laser cutting head is precise, repeatable and incredibly fast — with speeds of more than 4,000" per minute.
Our forming area now includes three state-of-the-art Amada CNC press brakes, boosting our production capacity.
A custom-built polisher adjusts to fit each part and assures a perfect finish every time.
Our powder coating oven creates a quality “baked on” finish in a range of colors.
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Since 1924, A-J Manufacturing has specialized in standard and made-to-order
stainless steel air outlets for industrial, commercial and institutional buildings.
Today we are proud to say that A-J is the industry leader in custom and
standard stainless steel air distribution products for those industries
specializing in critical environments

News & Announcements

NEW CRITI-CLEAN CONVENIENCE FEATURE: ROOM-SIDE ACCESS TO THE PRE-FILTER

The Best Fan Filter Unit in the Industry Just Got Even Better!

Many people love our Criti-Clean Fan Filter Unit because of its industry-leading features and quality construction. But we know that easy day-to-day maintenance also means a lot to our customers. That’s why we’ve redesigned our popular Criti-Clean FFU to offer room-side access to not only its HEPA or ULPA filter, but also to the unit’s pre-filter as well.

The pre-filter in any FFU keeps debris and contaminants from entering the unit from the plenum side. But the pre-filters on the other FFUs on the market today are not accessible from the room side, which makes them extremely difficult and time-consuming to change – if they ever get changed at all.


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