Helps prevent thermal shock and therefore cracking. Use in the bottom of clay chimeneas to prevent the hottest part of the fire touching the clay. Suitable for any clay chimeneas. One bag is enough for one chimenea. Can be used time and time again. Does not burn.
Helps prevent thermal shock in clay chimeneas; diffuses heat
Place in the bottom of chimenea to protect the bowl of the chimenea from the hottest part of the fire
Easy to use, one bag enough for one chimeena or fire bowl
the stones do nto burn: can be used time and time again for a long time
easy to scoop out to clean the chimenea or fire bowl;dry faster than sand or gavel,so better for the product;