If there were such a thing as a FAD in construction, this would be it! They go by several names.
Stealth access door, GFRG doors, Fiberglass reinforced access door. They are all the same door.
They come in two basic styles. There is a lift up panel for ceiling application and there is a hinged style for wall applications. This style has a lock and key.
Go here to purchase. We stock them and we offer free shipping on orders over $ 250.
Call me for more info
1-855-832-8453
Al Lambdin
Ebuildingproducts