Pietra Grey Stone Effect Large Outdoor Porcelain Slab Tile

R9 - Best used in dry indoor areas: Bathrooms*, kitchens*, hallways*, living rooms, bedrooms and studies.

Generally, smooth surface gloss or matt tiles which can produce a slip hazard when wet, as a shoe may slide over the tiles

R10 - Best used in indoor or outdoor areas where there may be minimal wetting remaining on the surface: Bathrooms, kitchens, hallways, food courts, and commercial areas with external entrances.

The tile surface will generally be a textured matt glaze, sometimes with a slight surface structure, designed to prevent shoes from sliding over their surface.

R11 - Best used in areas which may be subject to heavy wetting of the surface: Wetrooms, exposed balconies, patios.

The tile surface will usually be a heavier textured matt glaze, sometimes with a slight surface structure, designed to prevent shoes from sliding over their surface. Designed for both indoor and outdoor areas, where there can also be the presence of other surface contaminants, such as liquid soaps and leaf debris.

R12 - Best used in areas which may be subject to heavy wetting of the surface: Wetrooms, exposed balconies, patios, swimming pool surrounds, factory production lines, vehicle inspection pits

The tile surface will often have deep recesses to drain water and other liquid contaminants from the raised surface areas.

R13 - Best used in areas which may be subject to heavy wetting of the surface combined with other contaminants, steps or ramps: Commercial swimming pool and spa surrounds, Factory production lines, vehicle inspection pits

The tile surface will have very deep recesses to drain water and other liquid contaminants, such as oils from the raised surface areas and are designed for commercial areas including industrial process areas where there is dangerous equipment present