1,High light transmittance, 2,Low reflectivity, 3,Heat absorption, 4,Competitive price, ... its efficiency, we are using High- transmittance and low reflection glass for its panel. This high strength glass ... 150mm×200mm Solar Transmittance (3.2mm) ≥91.6% Iron Content ≤120ppm Fe2O3 Poisson's Ratio 0.2 Density ... labor,our products has good quality and really low price!our products has been tested and it ...