Acudor FRFD Fire-Rated Flush Diamond Plate Floor DoorAcudor FRFD Fire Rated Flush Diamond Plate Floor Door The Acudor FRFD Fire Rated Flush Diamond Plate Floor Door is designed to provide safe and secure access while maintaining the integrity of 2 hour fire rated floor ceiling assemblies. Constructed with durability in mind, this aluminum floor door is ideal for interior applications where fire protection is required, but watertightness is not a concern. Its flush diamond plate surface ensures a