Polished finish with a high sheen and slight variation in tone. Vitreous flooring has water absorption of more than 0.5% but less than 3% for indoor use and some outdoor applications and is frost resistant. Residential and commercial use. GREENGUARD indoor air quality certified and GREENGUARD children and schools certified product. Ceramic/porcelain, LVT, Glass and natural stone tile within a corresponding series may be produced at different times; while true to the tile, this may cause a variation in color and size.