Glazed Vitrified tiles (GVT): Before the invent of Digital printing some companies in india were manufacturing vitrified tiles with the glazed surface; it is called Glazed Vitrified Tiles (GVT). The main advantage with GVT is it offers the option of making any type of design/artwork that is only possible in this type of vitrified tiles. Many types of textures (like wooden, bamboo, slate or stone) are possible in GVT. Sizes of vitrified tiles. 600 mm x 600 mm (options available insoluble salt, double charge, digital) 600 mm x 1200 mm (options available in digital) 800 mm x 800 mm (options available in double charge) 800 mm x 1200 mm (options available in double charge, digital) Some companies like Excel ceramics also makes 300 mm x300 mm heavy-duty vitrified tiles (for parking areas) Colours available: Ivory, beige, soft white, pure white, milky white, Jaisalmer, terracotta, salt & pepper.