Photovoltaic Glass 1,ISO9001and TUV Certificate 2.thickness:3.2mm 4mm 3.High transmittance rate >91.3 3.2mm Photovoltaic Glass Feature:1 .Thickness: 3.2mm ~ 4mm;2. Maximum size: 1000mmX2000mm3.Improve the power of solar module > 2%4 Quality: Meet the GB15763.2-2005, AS / 5.NZS2208: 1996, EN12150/DIN1249D, ASTM-E-903 (891) -96, JIS and other standards. 3.2mm Photovoltaic Glass