SHOP CONTACT ABOUT US EMPLOYMENT SUPPLIER INFO Search SEARCH AJ Manufacturing Menu Industry leading air and water leak resistance Nobody spends more time getting access doors right than A.J. Manufacturing. Obsessively engineered and independently tested to exceed standards. VIEW ALL PRODUCTS Time Tested, Proven, and Guaranteed Keeping air and water completely sealed isn’t easy. We understand that it has to perform perfectly and that not all doors do. Be confident with A.J. Doors – Designed and built for industry leading performance, independently tested, and with a warranty to back it up. Butt Corner Frame Construction Tighter tolerance, stronger seal, independently tested. Durable Seal Don’t mess around with off the shelf seals. We’ve been refining our proprietary gaskets for over years. Independently Tested In HVAC, there are standards. Then there’s A.J. Always exceeding the standard so you don’t have to worry. 5 Year Limited Warranty We back up every door and panel that leaves our facility. We believe in it. You can too. Foamed in Place Lites No visible fasteners and a watertight seal for security and performance. At A.J., the details matter. To us that means designing the industry’s most powerful seal, stainless steel hinges that stands up to corrosion, and view ports that filter 99.99% of all UV-C radiation. All of that is independently tested and backed with a leading 5-year limited warranty. A.J. HVAC Solutions Browse the Catalog Here REQUEST AN ESTIMATE BROWSE CATALOG HVAC Contract Manufacturing Access Doors Wall Panels HVAC Access Door Troubleshooting Resources AIR SUPPORTED DOORS Emergency Exit: EE Double Emergency Exit: DEE 4 Leaf Revolver: RVL 3 Leaf Revolver: RVL Personal Air Lock: PAL POST FRAME Doors Windows WHY A.J. SUPPORT Literature Library Product Videos Troubleshooting Installation Tips Glossary of Terms RESOURCES CONTACT Request Info Connect With a Rep SHOP ABOUT US EMPLOYMENT SUPPLIER INFO © 2021 A.J. Manufacturing, Inc | Website Design by wpDuo