1, broken bridge aluminum doors and windows used hollow glass5 15a 5 double-layer glass, mainly used for broken bridge aluminum 60 series casement window and 63 series sliding window, the used profiles are used together.
2. The 5 here refers to the thickness of the glass, which is what we usually call five centimeters of glass. The thickness is 5mm, plus or minus two. How big is the gap between the five-centimeter glass and the two-layer hollow glass? It is 15mm.
3, 5 15,15 in 15a 5 refers to the gap between the two layers of insulating glass, that is, the interval is 15mm,a is the abbreviation of air (air) in English.
Illustration:
Broken Bridge aluminum windows using 5 15 5 glass:
zhongwang 60 series Broken Bridge aluminum casement window