Sumum Grey Outdoor Slabs Matt 59.5x120cm 20mm (box of 1)

Sumum Grey brings a restrained grey concrete and stone effect to a heavy-duty 20mm porcelain slab. Subtle linear mineral detail adds natural variation to the matt surface, while the rectified 59.5x120cm format and R11 slip rating make it a practical contemporary option for outdoor floors.

At a Glance

• Grey concrete and stone-effect design
• 20mm porcelain construction
• Matt outdoor surface
• R11 slip resistance
• Rectified edges
• 59.5x120cm large slab format
• Designed for exterior floor areas

Sumum Grey is particularly effective on modern patios and terraces where a neutral surface and fewer visible joints are preferred.

See the full Sumum range, or browse outdoor tiles and floor tiles.

To fix and grout it, we recommend UltraTile ProFlex SPES standard set adhesive (pink bag) or UltraTile ProFlex SP rapid set adhesive (blue bag), finished with UltraTile ProGrout Flexible 3kg grout. You can also choose from our Mapei grout and adhesive.