Mappi is the Italian leader manufacturer of tempering furnace, high quality tempering systems for the glass industry that stand out for their technologically advanced design and construction and simple use. Active in both national and international markets thanks to its long standing knowledge and experience in safety glass, using some of the most sophisticated technological innovations and maintaining high standards of quality. ATS J is the latest product . It is one of the world's largest furnace for tempering flat glass. The machine is designed to meet all the needs of the market , and temper glass sheets larger. The project related to the new ATS J is truly ingenious: it promoted the creation of a new range , corresponding to the new needs of the construction market. It is also the result of the hard work of an italian design department, in which Mappi always invested and bet.