Remarks：

U-Value: Btu / hr.ft2 °F

K-Value: W / m2 K

1W / m2 K = 0.176 Btu / hr.ft2 .°F 1W / m2 = 0.317 Btu / hr.ft2

(RHG): W/m2

( K-Value ): Tolerance ± 0.1 W / m2.k

Tolerance ± 3%

All performance data is calculated using Window 6.2.14, developed by Lawrence Berkeley Laboratories, with funding from the U.S. Dept. of Energy, copyright, Regents of the University of California (www.lbl.gov). pectral data for clear and tinted glass is based upon PPG spectral data for clear, Solarbronze® , Azuria® , Solargreen® as appropriate.