low e glass 1,at least 5 times tests,SPF, CE ... of electricity generation. The glass observes the properties of high solar transmittance, low absorbance, low reflectance, superior physical strength ... produce three types: Tempered Solar Panel Glass, Low Iron Patterned Glass and Low Iron float Glass.Features: 1.Standard thickness: 3.2mm ... -391-8980699 Fax:86-391-8980069 www.hmsolarglass low e solar glass