These days mostly people use fireplace and it can be damaged when it is too old and people use it continuously. There are many steps to fix the crack of the fireplace and it is divided into some parts like its box, fire brick liner and chimney area.
There are many types of problems occurs in fireplace and some ways to fix the crack of the fireplace like related to refractory motor, it can be replaced when it is damaged or has any irrepairable fault occurs in it. You can also search online to know more about how to repair a damaged fireplace brick.
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The first step is to use the tool to scrap out the loose mortar and then use paintbrush to clean the motor and then next step is to add water on the bricks and mix mortar and apply it on the brick.
Another repairing method is firstly clean the brick which you should replace and then remove the damaged brick and applies cement on the damaged area and removes the access cement and then uses the firebrick and checks it after some time.
The tools for the repair work may include a chisel, masonry hammer and electric grinder for cutting. This grinder is used for cutting the brick into small parts. When the work is in progress, ensure that the surface of this place is protected.