AJ Manufacturing’s Stainless Steel Return Air Grilles Provide Significant Options for Superior Functionality and Facility Design Return air grilles are vital for a complete air distribution system, even when much of the attention appears to go to fan filter units, supply grilles, HEPA and ULPA filters, and other products responsible for bringing filtered air into…
News & Announcements
Order HVAC Grilles and Diffusers Today for Competitive Lead Times on All Products
Our Supply and Return Air Grilles and More Are Ready for Custom Manufacturing and Delivery AJ Manufacturing experienced an unprecedented demand for our products during the pandemic. A great deal of attention has been paid to indoor air quality (IAQ) in the past three years, and this demand has not slowed down – and neither…
Our Shipping Process
Our shipping coordinator, Steve Gianello (who has been with AJ for over 20 years), goes over the shipping process from beginning to end. Learn more about the process we follow to ensure your packages are safe and ready to ship.
A-J Hepa Leak Test Station
HEPA Filtration Testing Every filtration unit we sell undergoes rigorous testing before shipping. This ensures each product meets our quality standards and your expectations for safety and function. Qualified engineers perform every test to ensure every product meets the IEST-RP-CC034.3 code.
Criti-Clean Ultra Fan Filter Unit
Our newly redesigned Criti-Clean Ultra has the highest CFM output on the market (up to 1100 CFM on our 48”x24” model). It’s exemplary energy efficiency (only 42 watts at 90 FPM velocity/450 CPM) makes it one of our most popular laminar flow HEPA filter diffusers. It’s incredibly quiet and has all the same great features…
Your Guide to Return Air Grilles – and How to Order Them from AJ Manufacturing Today
Discover How Our Signature Stainless Steel Return Air Grilles Protect Your Critical Environment A custom HVAC system is not complete without customized return air grilles. Although much more attention is paid to supply grilles and other key components, return air grilles also play a role in cleaning the air in cleanrooms, critical environments, and wherever…
ASHRAE Announces Development of New National IAQ Standards
ASHRAE New National IAQ Standards: ASHRAE’s announced its commitment to support the expedited development of a national indoor air quality (IAQ) pathogen mitigation standard
2023 AHR Expo Recap
Several members of our team attended the annual AHR Expo in February of this year, held in Atlanta, Georgia.
Second Factory Update
A Second Factory: Our 55,000 square foot facility is fully operational and allowing us to meet increasingly fast production schedules
Our Custom Supply Grilles Meet Your Critical Environment’s Needs
Get a Quote on Our HVAC Supply Grilles Today AJ Manufacturing designs and builds air distribution systems that meet the critical environment’s needs in major and emerging industries worldwide. Whether you find us in hospital operating rooms, on treatment wards, in research laboratories, or manufacturing floors, our signature HVAC products are contributing to the protection…