Downey Glass Industries has a state of the art custom tempering facility designed and built by Mappi in Italy. This tempering system was designed to our specifications requirements of high quality tempering along with volume capabilities. Mappi Tempering Systems has patented technology which has set itself apart from the rest of the tempering systems around the world. Our tempering oven can temper glass up to 84" x 165". The oven can temper 1/8", 3/16", 1/4", 3/8", 1/2" & 3/4". In addition to tempering clear, tint & pattern glass we have the capability of tempering starphire glass. Downey Glass Industries has been certified by The Safety Glazing Certification Council also referred to as SGCC. We are compound certified which includes both ANSI & CPSC certifications. Each certification has unique certifications and are as follows: ANSI or the American National Standard for Safety Glazing Materials used in buildings. CPSC or Consumer Products Safety Commission Safety Standard for Architectural Glazings Materials.