Are brick slips fireproof?
Answer – Yes and no
Detailed Answer – Are brick slips fireproof?
Yes and No! Real brick slips are made from real clay bricks.
Bricks are fired in a kiln at temperatures of up to 1,200°C.
Naturally fired clay and brick is inert. These facts alone mean that real clay brick slips are going to be fireproof to a certain extent.
As with any product heat has an effect over time and can cause pressures and stress on the material which can lead to structural failure.
Although your brick slips will never set on fire, their will be a point in which they fail.