U因子，SHGC&；VLT：如何读取低辐射IGU性能数据
Commercial buildings often feature glass that takes up most of the facade. Low-E IGUs play a key role in energy use, comfort levels, and daylighting. Datasheets throw around numbers like U-Factor SHGC VLT, and more. Why These Ratings Matter for Low-E Insulated Glass Units U-Factor handles heat transfer without solar input. SHGC covers solar heat gain. […]
