What is Low-E Glass?

Low-e coated glass ("Low-E" glass) is a type of coated glass that has a high reflectance for infrared rays with a wavelength of 4.5 to 25um. Low-emissivity coated glass can also be combined with sunlight control functions to become sunlight-controlled low-emissivity glass.

Low-e coated glass

Low-e coated glass ("Low-E" glass) is a type of coated glass that has a high reflectance for infrared rays with a wavelength of 4.5 to 25um. Low-emissivity coated glass can also be combined with sunlight control functions to become sunlight-controlled low-emissivity glass.

Chinese name

Low-e coated glass

Item Number

20074755-T-609

Revised Standard Number

GB / T 18915.2-2002

Plan completion year

Year 2008

China National Standardization Information

Project Name in Chinese 20074755-T-609

Plan Name in Chinese Coated Glass Part 2: Low Emissive Coated Glass

English project name Plan Name in English Coated glass-part2: low emissivity coated glass

Plan \ Revise Plan Name in English

Replaced Standard GB / T 18915.2-2002

Adopted International Standard

Adopted International Standard No

Application Degree

Adopted International Standard Name

Standard Category Plan Name in English Product

International Standard Classification Number (ICS)

Suppose to Be Finished Year 2008

Achievement Time

Plan Phase

Standard No.

Remark National Standards Commission Planning Letter [2007] No. 21

Drafting Committee Qinhuangdao Glass Industry Research and Design Institute, China Building Materials Inspection and Certification Center

Competent department Governor China Building Materials Federation

Focal Point Technical Committees 255 National Technical Committee for Standardization of Building Glass ^[1]

Technical regulations ^[2] : GB / 18915.2-2002 "Coated glass low-emissivity coated glass" (published on December 17, 2002, implemented on June 1, 2003).