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

Claim 19:
20. A method, comprising:
locating at least one cutout portion of a door, wherein the at least one cutout portion of the door comprises at least one of a cavity, hole and void of the door for accommodating at least one door hardware, wherein the at least one door hardware comprises a flush bolt lock;
determining a dimension of at least one fire-rated panel to fill the at least one cutout portion of the door;
locating a first pocket onto an edge of the door for receiving the at least one fire-rated panel;
locating a second pocket on the edge of the door for receiving a first filler plate;
locating a bore on a top edge of the door for receiving the at least one fire-rated panel;
locating a third pocket on the top edge of the door for receiving a second filler plate;
applying fire caulk on a perimeter of the at least one fire-rated panel; and
filling the at least one cutout portion of the door with the at least one fire-rated panel.