Patent ID: 11959332
Assignee: NATIONAL GUARD PRODUCTS, INC.
Field: Civil engineering (Other fields)
Classification: CPC E  B  Y | IPC B  E

Claim 14:
15. A method, comprising:
determining hardware components to be used on a door in order to maintain or improve a fire rating and compliance of the door;
restoring the door to an original condition by removing an existing hardware of the door;
locating at least one cutout portion of the door in order to accommodate at least one of the hardware components to be used on the door while maintaining or improving the fire rating and compliance of the door;
determining a dimension of at least one fire-rated panel to fill the at least one cutout portion of the door;
applying fire caulk on a perimeter of the at least one fire-rated panel;
filling the at least one cutout portion of the door with the at least one fire-rated panel;
determining a dimension of at least one filler plate based at least upon the dimension of at least one fire-rated panel; and
installing the at least one filler plate onto the door to cover the at least one fire-rated panel.