Aluminum thickness
1.4mm,1.6mm,1.8mm,2.0mm
Aluminum color
white, black , grey ,brown,sliver and so on
Aluminum type
normal or thermal break
Glass type
single, double or triple
Glass color
clear,blue , grey , green and so on
Window type
slidng ,casement ,awning ,fixed , tilt-turn , folding ,double hung
Hardware
Chinese , Germany , European