18" x 18" Recessed Fire Resistant Ceiling Door - Karp
The KATR is designed to provide access in a suspended drywall ceiling that is part of a fire rated floor-ceiling assembly. The combination of steel and double thickness of drywall maintains the fire resistive qualities of the floor-ceiling assembly.
Product Spec Sheet https://accessdoorscanada.ca/content/specs/ADC-KATR.pdf
Door Size NA
Rough Opening Size NA