建筑玻璃贴膜产品隔热膜的可见光反射率（VISIBLE LIGHT REFLECTEF）VLR

图为：建筑玻璃贴膜产品隔热膜的可见光反射示意图

建筑玻璃贴膜产品隔热膜的可见光反射率 VISIBLE LIGHT REFLECTEF (VLR):Visible light rejected is the total percentage of visible light reflected by a glazing system that can be seen visually.GWF performance results includes Interior and exterior VLR specifications on all films.
 

可见光反射率（VLR）：可见光反射率是指被贴膜玻璃反射掉的可见光和总太阳能中的可见光的百分比。