Glazed products perform according to the hardness of their glaze. This hardness is determined by the manufacturer and rated using a PEI scale (Porcelain Enamel Institute). This PEI rating will determine the proper usage of each product.
| N/A | Natural products are not glazed and are therefore not rated. |
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GROUP I |
Tiles suitable only for residential / commercial walls. Not suitable and/or recommended for foot traffic |
| GROUP II | Tiles suited to general light residential traffic, except kitchens, entrance halls, and other areas subjected to continuous foot traffic. |
| GROUP III | Tiles suited for all residential and light commercial areas such as offices, reception areas and boutiques. |
| GROUP IV | Tiles suited for residential, medium commercial and light institutional applications such as restaurants, hotels, hospital lobbies and corridors. |
| GROUP V+ | Tiles suitable for heavy traffic both residential and heavy commercial applications such airports, malls and subways. |
NOTE: All tiles are suitable for interior wall use.