115x230x50mm. Refractory stone is used for refractory structures that are exposed to high temperatures, such as fireplaces and fireplaces. The bricks help to keep the fireplace in good condition and also make the temperature more evenly distributed.
Refractory bricks are shaped and fired in a kiln, so the stones can differ in size by a few millimetres. Fireplaces are originally designed to cope with this difference. The fireplace parts should not fit 100% as the parts move when they get hot. You may have to adjust the stone to make it fit your fireplace.