https://ebuildingproducts.com/product/katr-recessed-fire-resistant-ceiling-karp-access-door/
KATR Recessed Fire Resistant Ceiling Karp Access Door
May 11, 2026 - KATR Recessed, Fire Resistant Ceiling Access Door is provides access in a suspended drywall ceiling that is part of a fire rated floor-ceiling assembly.
fire resistantkatrrecessedceilingkarp