... sound insulation is utmost importance, like school, hospital, office building, airport, and hotel; also applied for refrigeration appliance, aircraft, ... e IGU glass, U value lowered to 0.8 4. Various SC options, low G value and low RHG ... green, Natural green 3. Gray, Dark Gray, light Gray 4. Bronze 5. Low-iron 6. Clear etc.Size range ... 180*350~2500*3500mm (7″*13.8″~98.4″*137.8″)Payment terms L/C D/P T ...